MCQ Questions for Class 12 Biology Chapter 10 Microbes in Human Welfare with Answers

MCQ Questions for Class 12 Biology Chapter 10 Microbes in Human Welfare with Answers

Check the below NCERT MCQ Questions for Class 12 Biology Chapter 10 Microbes in Human Welfare with Answers Pdf free download. MCQ Questions for Class 12 Biology with Answers were prepared based on the latest exam pattern. We have provided Microbes in Human Welfare Class 12 Biology MCQs Questions with Answers to help students understand the concept very well.

Microbes in Human Welfare Class 12 MCQs Questions with Answers

Microbes In Human Welfare MCQ Question 1.
Bacillus thuringiensis (Bt) strains have been used for designing novel:
(a) Bio-metallurigcal techniques
(b) Bio-mineralization process
(c) Bio-insecticidal plants
(d) Bio-fertilizers

Answer

Answer: (c) Bio-insecticidal plants

Microbes In Human Welfare Class 12 MCQ Question 2.
Streptococcus is used in the preparation of:
(a) Wine
(b) Idli
(c) Paneer
(d) Bread

Answer

Answer: (c) Paneer

Streptococcus is used in the preparation of:

MCQ On Microbes In Human Welfare Question 3.
Nif gene occurs in:
(a) Peiiicillium
(b) Rhizobium
(c) Aspergillus
(d) Streptococcus

Answer

Answer: (b) Rhizobium

Microbes In Human Welfare MCQ With Answers Question 4.
Azoila has symbiotic relationship with:
(a) Chlotfila
(b) Anabaena
(c) Nostoc
(d) Tolypothrix

Answer

Answer: (b) Anabaena

MCQ On Microbes In Human Welfare Class 12 Question 5.
Term antibiotic was first used by :
(a) Flemming
(b) Pasteur
(c) Waksman
(d) Lister

Answer

Answer: (c) Waksman

Microbes In Human Welfare Class 12 MCQ Questions Question 6.
A free living anaerobic nitrogen fixing bacterium is:
(a) Rhizobium
(b) Streptococcus
(c) Azotobactor
(d) Clostridium

Answer

Answer: (d) Clostridium

Microbes In Human Welfare MCQs Question 7.
Citric acid is produced by:
(a) Rhizopus
(b) Mucor
(c) Aspergillus
(d) Saccharomyces

Answer

Answer: (a) Rhizopus

MCQs Of Biology Class 12 Chapter 10 Question 8.
In nostoc, enzyme nitrogenase occurs in :
(a) Vegetative cells
(b) Heterocysts
(c) Both (a) and (b)
(d) Only in hormogones

Answer

Answer: (c) Both (a) and (b)

Class 12 Biology Chapter 10 MCQ Question 9.
Usnic acid is an antibiotic obtained from :
(a) Fungi
(b) Bacteria
(c) Lichens
(d) Algae

Answer

Answer: (c) Lichens

MCQ Of Microbes In Human Welfare Question 10.
By anobacteria are useful biofertilizers in the; field of:
(a) Wheat
(b) Maize
(c) Rice
(d) Sugarcane

Answer

Answer: (c) Rice

MCQs On Microbes In Human Welfare Question 11.
Streptomycin is produced by:
(a) By Streptomyces Scoleus
(b) By Streptomyces fradiae
(c) By Streptomyces venezueleae
(d) By Streptomyces griseus

Answer

Answer: (d) By Streptomyces griseus

MCQ Questions On Microbes In Human Welfare Question 12.
Antibiotics are:
(a) Medicines
(b) Toxin
(c) Plants
(d) Syrups

Answer

Answer: (a) Medicines

MCQ Microbes In Human Welfare Question 13.
A free-living aerobic and non-photosynthetic nitrogen fixing bacterium is:
(a) Anabaena
(b) Clostridium
(c) Azotobactor
(d) Rhizobium

Answer

Answer: (c) Azotobactor

MCQ Of Chapter 10 Biology Class 12 Question 14.
For retting of jute, the fermenting microbe is:
(a) Methanophilic bacteria
(b) Butyric acid bacteria
(c) Helicobactor pylon
(d) Streptococcus lactin

Answer

Answer: (b) Butyric acid bacteria

For retting of jute, the fermenting microbe is:

We hope the given NCERT MCQ Questions for Class 12 Biology Chapter 10 Microbes in Human Welfare with Answers Pdf free download will help you. If you have any queries regarding Microbes in Human Welfare CBSE Class 12 Biology MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.

MCQ Questions for Class 12 Biology Chapter 6 Molecular Basis of Inheritance with Answers

MCQ Questions for Class 12 Biology Chapter 6 Molecular Basis of Inheritance with Answers

Check the below NCERT MCQ Questions for Class 12 Biology Chapter 6 Molecular Basis of Inheritance with Answers Pdf free download. MCQ Questions for Class 12 Biology with Answers were prepared based on the latest exam pattern. We have provided Molecular Basis of Inheritance Class 12 Biology MCQs Questions with Answers to help students understand the concept very well.

Molecular Basis of Inheritance Class 12 MCQs Questions with Answers

Molecular Basis Of Inheritance MCQ Question 1.
Represser Lac-Operon protein attached to:
(a) Operator
(b) Inducer
(c) Regulator
(d) β-Glacto sidase

Answer

Answer: (b) Inducer

Class 12 Biology Chapter 6 MCQ Question 2.
Following is important in Ïranscription:
(a) DNA Methylase
(b) CAAT Box
(c) Promotar
(d) DNA Polymerase

Answer

Answer: (a) DNA Methylase

Molecular Basis Of Inheritance Class 12 MCQ Question 3.
Anticodon found in:
(a) On DNA
(b) On t-RNA
(c) On r-RNA
(d) On m-RNA

Answer

Answer: (b) On t-RNA

MCQ Of Chapter 6 Biology Class 12 Question 4.
In DNA helix:
(a) Quadrate structure
(b) Polarity
(c) Antiparallel Polarity
(d) Disuiphide bond

Answer

Answer: (c) Antiparallel Polarity

In DNA helix:

Chapter 6 Biology Class 12 MCQs Question 5.
During splicing axon attached and inducer enzyme for reaction:
(a) RNA Ligase
(b) RNA Catalase
(c) RNA permease
(d) RNA poloymerase

Answer

Answer: (b) RNA Catalase

Ch 6 Bio Class 12 MCQ Question 6.
During DNA synthesis formed segment is:
(a) Polymerase fragment
(b) RNA fragment
(c) Okazaki fragment
(d) RNA Primer

Answer

Answer: (c) Okazaki fragment

MCQ On Molecular Basis Of Inheritance Question 7.
In a give DNA segment ATC ACC AGG ACC CCA ACA, the first base gets mutated. The effect of this on coding by the DNA segment will result in :
(a) One amino acid less in protein
(b) No change in the sequence
(c) Complete change in the type and sequence of amino acid
(d) Change in first amino acid only

Answer

Answer: (b) No change in the sequence

MCQ Questions For Class 12 Biology Chapter 6 Question 8.
DNA fragments are joined in a correct sequence by :
(a) DNA ligase
(b) RNA polymerase
(c) Helicase
(d) DNA polymerase

Answer

Answer: (b) RNA polymerase

MCQ Chapter 6 Biology Class 12 Question 9.
The ratio constant for a species is :
(a) T+C/G + A
(b) A+C/T + G
(c) G + G/A + T
(d) A + C/C + T

Answer

Answer: (b) A+C/T + G

MCQ Of Molecular Basis Of Inheritance Question 10.
DNA repairing is done by:
(a) By DNA polymerase I
(b) By DNA Polymerase II
(c) Both (a) and (b)
(d) By Ligase

Answer

Answer: (b) By DNA Polymerase II

Molecular Basis Of Inheritance MCQ Class 12 Question 11.
A ribotide is made up of:
(a) Ribose + Phosphate + Uracil
(b) Deoxribose + Uracil + Phosphate
(c) Thymine + Ribose + Phosphate
(d) Deoxyribpse + Phosphate + Adenine

Answer

Answer: (a) Ribose + Phosphate + Uracil

Biology Class 12 Chapter 6 MCQ Question 12.
the enzyme involved in transcription is:
(a) DNA Polymerase I
(b) DNA Polymerase II
(c) RNA Polymerase
(d) DNA Polymerase

Answer

Answer: (d) DNA Polymerase

MCQ On Molecular Basis Of Inheritance Class 12 Question 13.
Antiparallel strands of a DNA molecule means that:
(a) One strand turns clockwise
(b) One strand turns anticlockwise
(c) The phosphate groups at the start of two DNA strands are in opposite position
(d) The phosphate groups at the start of two DNA strands, at their ends, share the same position

Answer

Answer: (c) The phosphate groups at the start of two DNA strands are in opposite position

Class 12 Bio Chapter 6 MCQ Question 14.
Which one is mainly transcribed:
(a) Only RNA sequence
(b) Middle repetitive DNA sequence
(c) Highly repetitive DNA sequence
(d) Single copy of DNA sequence

Answer

Answer: (c) Highly repetitive DNA sequence

MCQs Of Biology Class 12 Chapter 6 Question 15.
Amino acid sequence, in protein synthesis is decided by the sequence of?
(a) c-DNA
(b) r-RNA
(c) f-RNA
(d) m-RNA

Answer

Answer: (b) r-RNA

Question 16.
DNA multiplication is also called:
(a) Replication
(b) Transduction
(c) Translation
(d) Transcription

Answer

Answer: (b) Transduction

Question 17.
During Protein synthesis, atone point the process comes to a halt. Select the group of the three codons from the following, from which any one of the three could bring about this halt:
(a) UUC, UUA, UAC
(b) UAG, UGA, UAA
(c) UUE, UCA, UCG
(d) UUU, UCC, UAU

Answer

Answer: (b) UAG, UGA, UAA

Question 18.
One turn of the helix in p-from DNA is approximately:
(a) 20 Å
(b) 2 nm
(c) 20 nm
(d) 34 nm

Answer

Answer: (d) 34 nm

Question 19.
Which is not component of lac operon:
(a) Primer gene
(b) Promoter gene
(c) constructive gene
(d) Regulator gene

Answer

Answer: (c) constructive gene

Question 20.
Okazaki fregments is:
(a) RNA primer
(b) small segments of DNA on leading stand
(c) Small segments of DNA on lagging stand
(d) None of these

Answer

Answer: (c) Small segments of DNA on lagging stand

Question 21.
Transposons occur in:
(a) In Eukaryotes
(b) In Prokaryotes
(c) In both (a) and (b)
(d) None of these

Answer

Answer: (c) In both (a) and (b)

Question 22.
One of these is not prepared directly from DNA
(a) m-RNA
(b) f-RNA
(c) r-RNA
(d) Protein

Answer

Answer: (d) Protein

Question 23.
Coiling of DNA duplex is:
(a) Left-handed
(b) Right-handed
(c) Parallel
(d) All of these

Answer

Answer: (c) Parallel

Question 24.
DNA double helix model was given by:
(a) Knoll and Ruska
(b) Khorana
(c) Watson and Crick
(d) Priestley

Answer

Answer: (c) Watson and Crick

Question 25.
Inprokaryotic translation, GTP molecule required in at:
(a) Formation of formyl-met-f-RNA
(b) Joining of 30S sub-unit of ribosome with n-RNA
(c) Joining of 30S m-RNA on Formyl-met-f-RNA
(d) Joining of 50S subunit of ribosome with initiation complex

Answer

Answer: (b) Joining of 30S sub-unit of ribosome with n-RNA

Question 26.
DNA transcription, if nucleotide sequence of DNA strand, that is being coded in ATACG, then the nucleotide sequence in m-RNA would be:
(a) UATGC
(b) TATGC
(c) TCTGG
(d) UAUGC

Answer

Answer: (b) TATGC

Question 27.
In a m-RNA, how many nucleotide sequence code for amino acid:
(a) One
(b) Two
(c) Three
(d) Four

Answer

Answer: (a) One

In a m-RNA, how many nucleotide sequence code for amino acid:

Question 28.
RNA from which has clover leaf model:
(a) f-RNA
(b) r-RNA
(c) hn-RNA
(d) m-RNA

Answer

Answer: (a) f-RNA

Question 29.
Nitrogenous bases present in DNA:
(a) Adenine, guanine, cytosine, thymine
(b) Adenine, guanine, cytosine, uracil
(c) Adenine, thymine, uracil
(d) Guanine, uracil

Answer

Answer: (a) Adenine, guanine, cytosine, thymine

We hope the given NCERT MCQ Questions for Class 12 Biology Chapter 6 Molecular Basis of Inheritance with Answers Pdf free download will help you. If you have any queries regarding Molecular Basis of Inheritance CBSE Class 12 Biology MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.

MCQ Questions for Class 12 Biology Chapter 5 Principles of Inheritance and Variation with Answers

MCQ Questions for Class 12 Biology Chapter 5 Principles of Inheritance and Variation with Answers

Check the below NCERT MCQ Questions for Class 12 Biology Chapter 5 Principles of Inheritance and Variation with Answers Pdf free download. MCQ Questions for Class 12 Biology with Answers were prepared based on the latest exam pattern. We have provided Principles of Inheritance and Variation Class 12 Biology MCQs Questions with Answers to help students understand the concept very well.

Principles of Inheritance and Variation Class 12 MCQs Questions with Answers

Class 12 Biology Chapter 5 MCQ Question 1.
Sucess of mendal is
(a) Selection of Peaplant
(b) Studied of free characters
(c) More Characters selection
(d) Pea is Bisexual

Answer

Answer: (a) Selection of Peaplant

Principle Of Inheritance And Variation MCQ Question 2.
Loss of Melanin pigment cause for:
(a) Colourblindness
(b) Depigmentation
(c) Phenyl Ketoneuria
(d) Alkaptoneuria

Answer

Answer: (b) Depigmentation

Chapter 5 Biology Class 12 MCQs Question 3.
Gunetical identification of male human is:
(a) By Nucleus
(b) By cells
(c) By Autosome
(d) By Sex-chromosome

Answer

Answer: (d) By Sex-chromosome

Principles Of Inheritance And Variation MCQ Question 4.
Rh+ individual gene may be:
(a) rr
(b) TT
(c) Rr
(d) Both (a) and (c)

Answer

Answer: (c) Rr

Principles Of Inheritance And Variation Class 12 MCQ Question 5.
Cause of chromosomal mutation:
(a) Euploidy
(b) Polyploidy
(c) Physical effect
(d) All of these

Answer

Answer: (d) All of these

MCQ Of Chapter 5 Biology Class 12 Question 6.
Mendal was born in:
(a) 17th century
(b) 18th century
(c) 19th century
(d) 8th century

Answer

Answer: (a) 17th century

MCQ Questions For Class 12 Biology Chapter 5 Question 7.
Two genes very close on a chromosome will show:
(a) No crossing over
(b) High crossing over
(c) Hardly an crossing over
(d) Only double crossing overy

Answer

Answer: (a) No crossing over

MCQs Of Biology Class 12 Chapter 5 Question 8.
First geneticist/father of genetics was:
(a) de Vries
(b) Mendel
(c) Darwin
(d) Morgan

Answer

Answer: (b) Mendel

Class 12 Bio Chapter 5 MCQ Question 9.
An lndividual with into identical alleles is:
(a) Hybrid
(b) Dominant
(c) Homozygous
(d) Heterozygous

Answer

Answer: (c) Homozygous

An lndividual with into identical alleles is:

Biology Class 12 Chapter 5 MCQs Question 10.
Mendal’s law can be applicable only when:
(a) Characters are linked
(b) Parents are pore breed
(c) F1 generation in monohybrid cross show 2 type of individuals
(d) Onepair of contiasting characters depends on another pair

Answer

Answer: (a) Characters are linked

Principle Of Inheritance And Variation Class 12 MCQ Question 11.
A true hybrid condition is:
(a) tt Rr
(b) Tt rr
(c) tt rr
(d) Tt Rr

Answer

Answer: (c) tt rr

MCQ Chapter 5 Biology Class 12 Question 12.
The allele which is unable to express its effect in the presence of another is called :
(a) Co-dominant
(b) Supplementary
(c) Complementary
(d) Recessive

Answer

Answer: (d) Recessive

Chapter 5 Class 12 Biology MCQ Question 13.
Most of the mutations are:
(a) Recessive
(b) Harmful
(c) Germinal
(d) All of these

Answer

Answer: (a) Recessive

MCQ On Principles Of Inheritance And Variation Question 14.
Smallest segment of genetic material affected by mutation is :
(a) Recon
(b) Cistron
(c) Muton
(d) Exon

Answer

Answer: (c) Muton

Class 12 Biology Ch 5 MCQ Question 15.
Genes located on V-chroinosome are:
(a) Mutant genes
(b) Autosomal genes
(c) Holandric genes
(d) Sex-linked genes

Answer

Answer: (d) Sex-linked genes

Question 16.
A strong mutagen is:
(a) Cold
(b) Heat
(c) Water
(d) X-rays

Answer

Answer: (d) X-rays

Question 17.
A point mutation is:
(a) Thalassemia
(b) Sickel-cell anaemia
(c) Down’s syndrome
(d) Nightblindness

Answer

Answer: (b) Sickel-cell anaemia

Question 18.
Mendel’s second law is of the law of:
(a) Segregation
(b) Dominance
(c) Polygenic inheritance
(d) Independent assortment

Answer

Answer: (d) Independent assortment

Question 19.
An organism with two unlike genes of a trait is called :
(a) Homozygous
(b) Hetrozygous
(c) Both of these
(d) None of these

Answer

Answer: (b) Hetrozygous

Question 20.
Mendel’s laws were discovered by:
(a) Correns
(b) Shermak
(c) de meris
(d) All of these

Answer

Answer: (d) All of these

Question 21.
When F1 plants heterozygous for tallness are selfed F2, generation has both tall and dwarf plants. This proves the principle of:
(a) Dominance
(b) Blended inheritance
(c) Law of segregation
(d) Law of independent assortment

Answer

Answer: (c) Law of segregation

Question 22.
Mendel’s formulated the law of purity of gametes on the basis of:
(a) Test cross
(b) Back cross
(c) Monohybrid cross
(d) Dihybrid cross

Answer

Answer: (c) Monohybrid cross

Question 23.
tt mates with Tt. What will be characteristic of offspring:
(a) 75% Ineffective
(b) 50% Uneffective
(c) 25% Uneffective
(d) All Effective

Answer

Answer: (b) 50% Uneffective

Question 24.
Failure of segregation of chromatids during cell division Cycle result in the gain or loss of a cromosome (s) is called :
(a) Female heterogamety
(b) Male heterogamety
(c) Aneuploidy
(d) None of these

Answer

Answer: (a) Female heterogamety

Question 25.
Exception of Mendel’s law is:
(a) Dominance
(b) Purity of gametes
(c) Linkage
(d) Independent assortment

Answer

Answer: (c) Linkage

Question 26.
Haemophilia is a:
(a) Mendelian disorder
(b) Chromosomal disorder
(c) Can be (a) or (b)
(d) None of these

Answer

Answer: (a) Mendelian disorder

Question 27.
Down’s syndrome is a:
(a) Mendelian disorder
(b) Chromosomal disorder
(c) can be both
(d) None of these

Answer

Answer: (b) Chromosomal disorder

Question 28.
Mendel worked on :
(a) Edible pea
(b) Wild pea
(c) Garden Pea
(d) None of these

Answer

Answer: (a) Edible pea

Question 29.
A gamete contains which of the following :
(a) Both alleles of a gene
(b) Only one allele of a gene
(c) Al allele of a gene
(d) No allele

Answer

Answer: (b) Only one allele of a gene

Question 30.
Name the scientist who discovered the law of Heredity :
(a) Gregor Mendel
(b) Newton
(c) Piinnett
(d) None of these

Answer

Answer: (a) Gregor Mendel

Question 31.
Punnett square was developed by:
(a) Mendel
(b) Watson and Sutton
(c) Raginald
(d) Boveri

Answer

Answer: (c) Raginald

Question 32.
Who introduced Chromosomal Theory of Inheritance?
(a) Mendel
(b) Sutton
(c) Reginald
(d) Boveri

Answer

Answer: (b) Sutton

Who introduced Chromosomal Theory of Inheritance?

Question 33.
The plant Mendel used to study inheritance of two genes is:
(a) Apple
(b) Mango
(c) Garden pea
(d) Potato

Answer

Answer: (c) Garden pea

Question 34.
Mendel published his work on inheritance of character in?
(a) 1870
(b) 1900
(c) 1865
(d) 1845

Answer

Answer: (c) 1865

Question 35.
Female heterogamety is :
(a) Two different types of gametes are produced by females
(b) Four different types of gametes are produced by males
(c) Can be both (a) and (b)
(d) None of these

Answer

Answer: (a) Two different types of gametes are produced by females

We hope the given NCERT MCQ Questions for Class 12 Biology Chapter 5 Principles of Inheritance and Variation with Answers Pdf free download will help you. If you have any queries regarding Principles of Inheritance and Variation CBSE Class 12 Biology MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.

MCQ Questions for Class 12 Geography Chapter 4 Human Development with Answers

MCQ Questions for Class 12 Geography Chapter 4 Human Development with Answers

Check the below NCERT MCQ Questions for Class 12 Geography Chapter 4 Human Development with Answers Pdf free download. MCQ Questions for Class 12 Geography with Answers were prepared based on the latest exam pattern. We have provided Human Development Class 12 Geography MCQs Questions with Answers to help students understand the concept very well.

Human Development Class 12 MCQs Questions with Answers

Human Development Class 12 MCQ Questions Question 1.
Development means
(A) Qualitative change
(B) Negative change
(C) Increase in quality
(D) Simple change.

Answer

Answer: (A) Qualitative change

Human Development MCQ Chapter 4 Class 12 Question 2.
Which criterion was used in the early period to measure development?
(A) Industrial growth
(B) Agricultural growth
(C) Economic growth
(D) Population growth

Answer

Answer: (C) Economic growth

Which criterion was used in the early period to measure development?

Human Development Class 12 MCQ Chapter 4 Question 3.
Which is not a part of the Human development of people?
(A) Opportunities
(B) Freedom
(C) Health
(D) Number of people

Answer

Answer: (D) Number of people

Human Development MCQ Class 12 Chapter 4 Question 4.
When was the Human development index created?
(A) 1980
(B) 1985
(C) 1990
(D) 1955

Answer

Answer: (C) 1990

MCQ Of Human Development Class 12 Chapter 4 Question 5.
Which is not a key area of human development?
(A) Access to Resources
(B) Good health
(C) Education
(D) Industrial development

Answer

Answer: (D) Industrial development

Class 12 Geography Chapter 4 Human Development MCQ Questions Question 6.
Which is not a hindrance to Equity?
(A) Gender
(B) Race
(C) Caste
(D) Freedom

Answer

Answer: (D) Freedom

Class 12 Geography Chapter 4 MCQ Question 7.
How many countries have a high level of human development?
(A) 37
(B) 47
(C) 47
(D) 67

Answer

Answer: (C) 47

MCQs Of Human Development Class 12 Chapter 4 Question 8.
How many countries have a low level of human development?
(A) 12
(B) 22
(C) 72
(D) 42

Answer

Answer: (C) 72

Class 12 Geography Human Development MCQ Chapter 4 Question 9.
What is the score of the high development index?
(A) Above 0.6
(B) Above 0.7
(C) Above 0.8
(D) Above 0.9

Answer

Answer: (C) Above 0.8

MCQ Questions For Class 12 Geography Chapter 4 Question 10.
Where does India rank in the world Human Development Index?
(A) 107
(B) 117
(C) 136
(D) 137

Answer

Answer: (C) 136

Class 12 Human Development MCQ Chapter 4 Question 11.
Which country ranks first in the world in Human Development Index?
(A) Canada
(B) Norway
(C) Iceland
(D) Australia

Answer

Answer: (B) Norway

Human Development MCQs Chapter 4 Class 12 Question 12.
Which one of the following best describes development?
(A) An increase in size
(B) A constant in size
(C) A positive change in quality
(D) A simple change in the quality.

Answer

Answer: (C) A positive change in quality

Human Development MCQ Class 12th Chapter 4 Question 13.
Which one of the following scholars introduced the concept of Human Development?
(A) Prof. Amartya Sen
(B) Ellen C. Sein pie
(C) Dr. Mahabub-Ul-Haq
(D) Ratzel.

Answer

Answer: (C) Dr. Mahabub-Ul-Haq

Which one of the following scholars introduced the concept of Human Development?

We hope the given NCERT MCQ Questions for Class 12 Geography Chapter 4 Human Development with Answers Pdf free download will help you. If you have any queries regarding CBSE Class 12 Geography Human Development MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.

MCQ Questions for Class 12 Biology Chapter 9 Strategies for Enhancement in Food Production with Answers

MCQ Questions for Class 12 Biology Chapter 9 Strategies for Enhancement in Food Production with Answers

Check the below NCERT MCQ Questions for Class 12 Biology Chapter 9 Strategies for Enhancement in Food Production with Answers Pdf free download. MCQ Questions for Class 12 Biology with Answers were prepared based on the latest exam pattern. We have provided Strategies for Enhancement in Food Production Class 12 Biology MCQs Questions with Answers to help students understand the concept very well.

Strategies for Enhancement in Food Production Class 12 MCQs Questions with Answers

Strategies For Enhancement In Food Production MCQ Question 1.
Zoological name of Indian buffalo is:
(a) Bubalus bubalus
(b) Bos indicus
(c) Bos taurus
(d) Gallusgallus

Answer

Answer: (a) Bubalus bubalus

Class 12 Biology Chapter 9 MCQ Questions Question 2.
The best milk breed in the world is:
(a) Chittgong
(b) Deoni
(c) Holstein-Friesian
(d) Sindhi

Answer

Answer: (c) Holstein-Friesian

The best milk breed in the world is:

MCQ On Strategies For Enhancement In Food Production Question 3.
There crops that contribute maximum to global food grain production are :
(a) Wheat, rice and maize
(b) Wheat rice and barley
(c) Wheat, maize and sorghum
(d) Rice, maize and sorghum

Answer

Answer: (a) Wheat, rice and maize

MCQs Of Biology Class 12 Chapter 9 Question 4.
The world’s highly prized wool yielding ‘Pashmina’ breed is :
(a) Sheep
(b) Goat
(c) Goat-sheep cross
(d) Mashmir sheep-Afghan sheep cross

Answer

Answer: (b) Goat

Enhancement Of Food Production MCQ Question 5.
Both in callus and suspension culture commonly used auxin is:
(a) NAA
(b) IEA
(c) 2-4D
(d) Abscisic acid

Answer

Answer: (c) 2-4D

Food Production MCQ Questions And Answers Pdf Question 6.
Somatic hybridization can be done by:
(a) By Protoplast fusion
(b) By Haploid anther
(c) By Cell culture
(d) By Totipotency

Answer

Answer: (a) By Protoplast fusion

MCQs On Strategies For Enhancement In Food Production Question 7.
India’s w heat yield revolution in the 1986s was possible primarily due to:
(a) Mutations resulting in the plant height reduction
(b) Quantitative trait mutations
(c) Hybrid seeds
(d) Increased chlorophyll content

Answer

Answer: (c) Hybrid seeds

MCQ On Enhancement In Food Production Question 8.
One of the following is a disease of poultry:
(a) Anthrax
(b) Pebrine disease
(c) Ranikhet disease
(d) Foot and mouth disease

Answer

Answer: (c) Ranikhet disease

Food Production MCQ Questions And Answers Question 9.
Choose the cat fish from the following:
(a) Katla Katla
(b) Wallage attu
(c) Labeo rohita
(d) Cirrhinus mrigaja

Answer

Answer: (b) Wallage attu

MCQ Of Strategies For Enhancement In Food Production Question 10.
The technique of obtaining large number of plantlets by tissue culture method is called :
(a) Organ culture
(b) Micro-propagation
(c) Macro-propagation
(d) Plantlet culture

Answer

Answer: (b) Micro-propagation

Food Production MCQ Questions Question 11.
Most cultivated plants are:
(a) Autopolyploid
(b) Allopolyploid
(c) Aneuploids
(d) Haploids

Answer

Answer: (b) Allopolyploid

Enhancement In Food Production MCQ Question 12.
Triticale first main-made corral crop has been obtained by crossing wheat with
(a) Rye
(b) Pearl mille
(c) Sugarcane
(d) Barley

Answer

Answer: (a) Rye

Food Production Class 10 MCQ Question 13.
Most nutritious among the following is:
(a) What
(b) Maize
(c) Pearley
(d) Rice

Answer

Answer: (c) Pearley

Food Production Class 10 MCQ With Answers Question 14.
Hybrid vagour is induced by:
(a) By Clonal selection
(b) By Crossing of plant
(c) By crossing of two plants
(d) By Species differentiation

Answer

Answer: (c) By crossing of two plants

Strategies For Enhancement In Food Production MCQ Pdf Download Question 15.
Norman Borlaugh known as “Father of Green Revolution” has developed new cultivating variety of:
(a) Paddy
(b) Rice
(c) Wheat
(d) Sugarcane

Answer

Answer: (c) Wheat

Norman Borlaugh known as “Father of Green Revolution” has developed new cultivating variety of:

We hope the given NCERT MCQ Questions for Class 12 Biology Chapter 9 Strategies for Enhancement in Food Production with Answers Pdf free download will help you. If you have any queries regarding Strategies for Enhancement in Food Production CBSE Class 12 Biology MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.

MCQ Questions for Class 12 Biology Chapter 13 Organisms and Populations with Answers

MCQ Questions for Class 12 Biology Chapter 13 Organisms and Populations with Answers

Check the below NCERT MCQ Questions for Class 12 Biology Chapter 13 Organisms and Populations with Answers Pdf free download. MCQ Questions for Class 12 Biology with Answers were prepared based on the latest exam pattern. We have provided Organisms and Populations Class 12 Biology MCQs Questions with Answers to help students understand the concept very well.

Organisms and Populations Class 12 MCQs Questions with Answers

MCQ On Organism And Population Class 12 Chapter 13 Question 1.
Habitat together with functions of a species constitute its:
(a) Topography
(b) Trophic level
(c) Boundary
(d) Ecological niche

Answer

Answer: (d) Ecological niche

Class 12 Biology Chapter 13 MCQ Questions Question 2.
The maximum growth rate occurs in :
(a) Lag phase
(b) Exponential, phase
(c) Stationary phase
(d) Senescent phase

Answer

Answer: (b) Exponential, phase

Organism And Population Class 12 MCQ Chapter 13 Question 3.
In which one of the following habitats, does the diurnal temperature of soil surface veiw most?
(a) Shrub land
(b) Forest
(c) Desert
(d) Grassland

Answer

Answer: (c) Desert

In which one of the following habitats, does the diurnal temperature of soil surface veiw most?

Organisms And Population Class 12 MCQ Chapter 13 Question 4.
Science linking heredity with environment is:
(a) Ecology
(b) Ecophysiology
(c) Genecology
(d) Genetics

Answer

Answer: (c) Genecology

Organisms And Population MCQ With Answers Chapter 13 Question 5.
Submerged hydrophytes havedisseced leaves for:
(a) Decreasing surface area
(b) Increasing surface area
(c) Reducing effect pf water currents
(d) Increasing number of stomata

Answer

Answer: (c) Reducing effect pf water currents

Organism And Population MCQ Chapter 13 Class 12 Question 6.
Water holding capacity is maximum in:
(a) Clay
(b) Sand
(c) Silt
(d) Gravel

Answer

Answer: (a) Clay

MCQ On Organism And Population Chapter 13 Class 12 Question 7.
Animals undergo inactive stage during winters. It is called :
(a) Acclimatisation
(b) Hibernation
(c) Aestivation
(d) Adapatation

Answer

Answer: (b) Hibernation

Organisms And Populations MCQ Chapter 13 Class 12 Question 8.
Praying mantis is a good example of:
(a) Camouflage
(b) Mullarian mimicry
(c) Warning colouration
(d) Social insect

Answer

Answer: (a) Camouflage

MCQ On Organisms And Population Chapter 13 Class 12 Question 9.
Niche overlap is:
(a) Mutualism between two species
(b) Active cooperation between two species
(c) Tjvo different parasites on same food
(d) Sharing resources between two species

Answer

Answer: (d) Sharing resources between two species

Organisms And Population MCQ Chapter 13 Class 12 Question 10.
Animals have innate ability to escape from predation. Select the incorrect example:
(a) Colour change in Chameleon
(b) Enlargement of body by swallowing air in puffer fish
(c) Poison fangas of snakes
(d) Melaninin in moths

Answer

Answer: (c) Poison fangas of snakes

MCQ Organism And Population Chapter 13 Class 12 Question 11.
Ozone protects biosphere from high energetic:
(a) Infra-red rays
(b) Ultraviolet rays
(c) X-rays
(d) gamma rays

Answer

Answer: (b) Ultraviolet rays

MCQ Of Organism And Population Chapter 13 Class 12 Question 12.
Avicennia, Rhizophora andAtriplex are:
(a) Xerophytes
(b) Halophytes
(c) Hydrophytes
(d) Mesophytes

Answer

Answer: (b) Halophytes

MCQs On Organism And Population Chapter 13 Class 12 Question 13.
Maximum amounts of humus occurs on:
(a) In lower most layer
(b) In upper layer
(c) In Middle layer
(d) Same everywhere

Answer

Answer: (b) In upper layer

MCQs On Organisms And Population Chapter 13 Class 12 Question 14.
Mycorrhiza is an example to:
(a) Decomposers
(b) Endoparasitism
(c) Symbiotic relationship
(d) Ectoparasitism

Answer

Answer: (c) Symbiotic relationship

Organism And Population Class 12 MCQ Pdf Chapter 13 Question 15.
Plants growing in saline soil with high salt concentration are:
(a) Xerophytes
(b) Halophytes
(c) Heliophytes
(d) Hydrophytes

Answer

Answer: (b) Halophytes

Question 16.
When births are equal to deaths, it is:
(a) Plateau stage
(b) Exponential stage
(c) Early growth stage
(d) Acceleration stage

Answer

Answer: (a) Plateau stage

Question 17.
Which plants is found in mangroove zone?
(a) Rhizophora
(b) Acacia
(c) Pinus
(d) Tectona grandis

Answer

Answer: (a) Rhizophora

Which plants is found in mangroove zone?

Question 18.
Soil transported by air is:
(a) Alluvial
(b) Glacial
(c) Colluvial
(d) Eolian

Answer

Answer: (d) Eolian

We hope the given NCERT MCQ Questions for Class 12 Biology Chapter 13 Organisms and Populations with Answers Pdf free download will help you. If you have any queries regarding Organisms and Populations CBSE Class 12 Biology MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.

MCQ Questions for Class 12 Political Science Chapter 1 The Cold War Era with Answers

MCQ Questions for Class 12 Political Science Chapter 1 The Cold War Era with Answers

Check the below NCERT MCQ Questions for Class 12 Political Science Chapter 1 The Cold War Era with Answers Pdf free download. MCQ Questions for Class 12 Political Science with Answers were prepared based on the latest exam pattern. We have provided The Cold War Era Class 12 Political Science MCQs Questions with Answers to help students understand the concept very well.

The Cold War Era Class 12 MCQs Questions with Answers

The Cold War Era Class 12 MCQ Questions Question 1.
Which among the following statements about the Cold War is wrong?
(a) It was a competition between the US and Soviet Union and their respective allies
(b) It was an ideological war between the superpowers
(c) It triggered of an arms race
(d) The US and U.S.S.R. were engaged in direct wars

Answer

Answer: (d) The US and U.S.S.R. were engaged in direct wars

Which among the following statements about the Cold War is wrong?

Cold War Era MCQ Questions Question 2.
Which among the following statements does not reflect the objectives of NAM?
(a) Enabling newly decolonized countries to pursue independent policies
(b) Not to joining any military alliances
(c) Following a policy of neutrality on global issues
(d) Focus on elimination of global economic inequalities

Answer

Answer: (c) Following a policy of neutrality on global issues

Cold War Era Class 12 MCQ Question 3.
Mark correct or wrong against each of the following statements that describe the features of the military alliances formed by the superpowers.
(a) Member countries of the alliance are to provide bases in their respective lands for the superpowers.
(b) Member countries to support the superpower both in terms of ideology and military strategy.
(e) When a nation attacks any member country. it is considered as an attack on all the member countries.
(d) Superpowers assist all the member countries to develop their own under weapons.

Answer

Answer: (a) Right
(b) Right
(e) Right
(d) Wrong

Cold War MCQ Class 12 Question 4.
Here is a list of countries. Write against each of these the bloc they belonged to during the Cold War.
(a) Poland
(b) France
(c) Japan
(d) Nigeria
(e) North Korea
(f) Sri Lanka.

Answer

Answer: (a) Poland – Soviet Bloc
(b) France – American Bloc
(c) Japan – American Bloc
(d) Nigeria – Non-aligned
(e) North Korea – Soviet Bloc
(f) Sri Lanka – Non-aligned

The Cold War Era Class 12 MCQ Question 5.
Which of the following was not a member of NATO?
(a) The U.S.A.
(b) England
(c) France
(d) None of these

Answer

Answer: (d) None of these

MCQ Of Cold War Class 12 Question 6.
Which of the following was not a member of SEATO?
(a) U.S.S.R.
(b) New Zealand
(c) Pakistan
(d) Australia

Answer

Answer: (a) U.S.S.R.

The Cold War Era MCQ Question 7.
Which of the following statements about the NIEQ is false?
(a) Give the LDCs control over their natural resources
(b) Obtain access to Western markets
(c) Reduce the cost of technology from the Western countries
(d) Provide the developed countries with a greater role in international economic institutions

Answer

Answer: (d) Provide the developed countries with a greater role in international economic institutions

Which of the following statements about the NIEQ is false?

MCQ On Cold War Era Class 12 Question 8.
In 1945 the allied forces included the U.S. _____ U.S.S.R and ________

Answer

Answer: In 1945 the allied forces included the U.S., Britain, U.S.S.R, and France.

Cold War Class 12 MCQ Question 9.
Write the main countries of Axis Powers

Answer

Answer: Germany, Italy, and Japan.

Class 12 Cold War Era MCQ Question 10.
Write the main countries of Allied Forces during Second World War.

Answer

Answer: U.S.A., Great Britain, U.S.S.R., and France.

Chapter 1 Political Science Class 12 MCQ Question 11.
Name any four countries that joined the Soviet Bloc.

Answer

Answer: Bulgaria, Hungary, Poland, and Romania.

Cold War Era Class 12 MCQs Question 12.
Cuban Missile Crisis occurred in:

Answer

Answer: Cuban Missile Crisis occurred in 1962.

Class 12 Political Science Chapter 1 The Cold War Era MCQ Question 13.
Who called Cold War a ‘long twilight struggle’?

Answer

Answer: American President Kennedy.

MCQ Of Cold War Era Class 12 Question 14.
In which year South East Asia Treaty Organisation was established?

Answer

Answer: South East Asia Treaty Organisation was established in 1954.

Class 12 Political Science Chapter 1 Cold War MCQ Question 15.
In which year Central Treaty Organisation (CENTO) was established?

Answer

Answer: CENTO came into existence in 1955.

MCQ Of The Cold War Era Question 16.
Mention five countries of the ‘Western Alliance’.

Answer

Answer: U.S.A., Great Britain, France, Italy, and West Germany.

Class 12 Political Science Cold War Era MCQ Question 17.
In which year U.S.S.R, intervened in Hungry?

Answer

Answer: U.S.S.R. intervened in Hungry in 1956.

Class 12 The Cold War Era Objective Questions Question 18.
In which year U.S.A. dropped two atomic bombs on the Japanese cities of Hiroshima and Nagasaki?

Answer

Answer: Bombs were dropped in 1945.

We hope the given NCERT MCQ Questions for Class 12 Political Science Chapter 1 The Cold War Era with Answers Pdf free download will help you. If you have any queries regarding CBSE Class 12 Political Science The Cold War Era MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.

MCQ Questions for Class 12 Biology Chapter 4 Reproductive Health with Answers

MCQ Questions for Class 12 Biology Chapter 4 Reproductive Health with Answers

Check the below NCERT MCQ Questions for Class 12 Biology Chapter 4 Reproductive Health with Answers Pdf free download. MCQ Questions for Class 12 Biology with Answers were prepared based on the latest exam pattern. We have provided Reproductive Health Class 12 Biology MCQs Questions with Answers to help students understand the concept very well.

Reproductive Health Class 12 MCQs Questions with Answers

Reproductive Health Class 12 MCQ Question 1.
In India, first consus was conducted in:
(a) 1851
(b) 1891
(c) 1921
(d) 1951

Answer

Answer: (b) 1891

Class 12 Biology Chapter 4 MCQ Question 2.
Rapid decline in a population due to high mortality rate is called:
(a) Population density
(b) Population crash
(c) Population explosion
(d) All of these

Answer

Answer: (b) Population crash

Rapid decline in a population due to high mortality rate is called:

Reproductive Health MCQ Question 3.
Amniocentesis is a process to:
(a) Determine any disease ¡n the heart
(b) Know about diseases of brain
(c) Determine any hereditary disease in the embryo
(d) All of these

Answer

Answer: (c) Determine any hereditary disease in the embryo

MCQ Of Chapter 4 Biology Class 12 Question 4.
‘Saheli’ a female antifertility pill, is used:
(a) Daily
(b) Weekly
(c) Quarterly
(d) Monthly

Answer

Answer: (a) Daily

Chapter 4 Class 12 Biology MCQ Question 5.
Drug Ru-486 is used as :
(a) Contraceptive
(b) Abortive agent
(c) Amniocentesis
(d) Mutagen

Answer

Answer: (b) Abortive agent

MCQs Of Biology Class 12 Chapter 4 Question 6.
The most effective method for birth control is:
(a) Abortion
(b) Oral pills
(c) Abstinence
(d) Sterilization

Answer

Answer: (d) Sterilization

MCQ Of Reproductive Health Class 12 Question 7.
Central drug Research Institute (CDRI), Lucknow has developed a contraceptive named?
(a) Mala-D
(b) Combined pills
(c) Saheli
(d) Condoms

Answer

Answer: (c) Saheli

Chapter 4 Biology Class 12 MCQ Question 8.
Which among these is not a natural method of birth control?
(a) Coitus intrruptus
(b) Periodic abstinence
(c) Vasectomy
(d) Lactational amenorrhoea

Answer

Answer: (b) Periodic abstinence

Ch 4 Bio Class 12 MCQ Question 9.
Which of these is cause by a retrovirus
(a) Gonorrhoea
(b) AIDS
(c) Trichomoniasis
(d) Syphillis

Answer

Answer: (b) AIDS

MCQ On Reproductive Health Class 12 Question 10.
Fssay on Population was published by :
(a) Darwin
(b) Lamarck
(c) Malthus
(d) Hugo de vries

Answer

Answer: (c) Malthus

Class 12 Reproductive Health MCQ Question 11.
Surgical removed of testis of male of control the human population is:
(a) Castration
(b) Tubectomy
(c) Laparoscopy
(d) Vasectomy

Answer

Answer: (a) Castration

Biology Class 12 Chapter 4 MCQ Question 12.
What is correct about the test-tube baby :
(a) Fertilization in female’s genital tract and growth in test tube
(b) Rearing of premature born baby in an incubator
(c) Fertilization outside and gestation inside mother’s womb or uterus
(d) Both fertilization and development are done outside the female genital tract

Answer

Answer: (c) Fertilization outside and gestation inside mother’s womb or uterus

Reproductive Health MCQs Class 12 Question 13.
The birth control device not used by women is?
(a) Diaphrame
(b) Oral pill
(c) Nirodh
(d) Copper-T

Answer

Answer: (c) Nirodh

Class 12 Biology Chapter 4 MCQs Question 14.
The pre-natal technique to determine the gem. tic disorders in a foetus in called :
(a) Laprosocopy
(b) Amniocentesis
(c) Abstinence
(d) Coitus interrupts

Answer

Answer: (b) Amniocentesis

Biology Chapter 4 Class 12 MCQs Question 15.
Test-tube baby is a technique where :
(a) Zygote is taken from the oviduct cultured and then implanted
(b) Ovum is taken out, then fertilized and implanted
(c) Sperms and ovum are fused and zygote grown in a test tube)
(d) All the above

Answer

Answer: (b) Ovum is taken out, then fertilized and implanted

Question 16.
Progesteron in the contraceptive pill:
(a) Prevents ovulation
(b) Inhibits estrogen
(c) Checks attachment of zygote to endometrium
(d) All the above

Answer

Answer: (a) Prevents ovulation

Question 17.
A method of both control is:
(a) GIFT
(b) HJF
(c) IVF-T
(d) IUDs

Answer

Answer: (d) IUDs

Question 18.
Which is related to makes?
(a) Oral pill
(b) Tubectomy
(c) Vasectomy
(d) None of these

Answer

Answer: (c) Vasectomy

Question 19.
Copper-T prevents:
(a) Fertilization
(b) Ovulation
(c) Formation of embryo on the wall of Uterus
(d) Interrupt reproductive duct

Answer

Answer: (b) Ovulation

Copper-T prevents:

Question 20.
Lactational Amenorrhoea is related to :
(a) Temporary method of contraception
(b) Absence of menstruation
(c) Permanent method of contraception
(d) ASTD name

Answer

Answer: (a) Temporary method of contraception

We hope the given NCERT MCQ Questions for Class 12 Biology Chapter 4 Reproductive Health with Answers Pdf free download will help you. If you have any queries regarding Reproductive Health CBSE Class 12 Biology MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.

MCQ Questions for Class 12 Biology Chapter 12 Biotechnology and its Applications with Answers

MCQ Questions for Class 12 Biology Chapter 12 Biotechnology and its Applications with Answers

Check the below NCERT MCQ Questions for Class 12 Biology Chapter 12 Biotechnology and its Applications with Answers Pdf free download. MCQ Questions for Class 12 Biology with Answers were prepared based on the latest exam pattern. We have provided Biotechnology and its Applications Class 12 Biology MCQs Questions with Answers to help students understand the concept very well.

Biotechnology and its Applications Class 12 MCQs Questions with Answers

Biotechnology And Its Applications MCQ With Answers Question 1.
Restriction Endonuclease used in RDT obtained from:
(a) Plasmid
(b) Bacterial ceils
(c) Bacterophages
(d) All Prokaryotic cells

Answer

Answer: (b) Bacterial ceils

MCQ On Biotechnology And Its Applications Pdf Question 2.
Recombinant DNA technology discovered by:
(a) Hargobind Khoorana
(b) James D. Watsan
(c) S. Kohen and H. Boer
(d) Sulton and Boveri

Answer

Answer: (c) S. Kohen and H. Boer

MCQ On Biotechnology And Its Applications Question 3.
Biopiracy is related to the following:
(a) Traditional knowledge
(b) Biomolecules and Bioresources, Isolation of gene from Bioresources
(c) Bioresources
(d) All of the above

Answer

Answer: (d) All of the above

Biotechnology And Its Applications MCQ Question 4.
Some bacterial occured B-7 Toxin’s crystal not kill the Bacteria because of:
(a) Bacteria is Antoxin
(b) Toxin is unripened
(c) Toxin is inactive
(d) Bacteria enclosed toxin a special sell

Answer

Answer: (c) Toxin is inactive

Biotechnology And Its Applications Class 12 MCQ Question 5.
Desired properties plants and Animals are possible by Which reproduction.
(a) Genetic Engineering
(b) Chromosomal Engineering
(c) Ekabana technology
(d) Bonsai technology

Answer

Answer: (a) Genetic Engineering

MCQ Of Biotechnology And Its Application Question 6.
By means of following Trans gene expression obtained:
(a) Inhibition of a Innate gene
(b) An occured Biosynthetic passway develop
(c) A protein occured with genotype expressed his desired
(d) None of the above

Answer

Answer: (d) None of the above

By means of following Trans gene expression obtained:

Biotechnology And Its Application MCQ Question 7.
First Transjenic crop was :
(a) Cotton
(b) Alsi
(c) Pea
(d) Tobacco

Answer

Answer: (d) Tobacco

MCQs On Biotechnology And Its Applications Question 8.
Adjoining of exotic gene is crop is called :
(a) Genetic Engineering
(b) Bio architecture
(c) Tissue culture
(d) Immunisation

Answer

Answer: (a) Genetic Engineering

MCQ Questions On Biotechnology And Its Applications Question 9.
Transgenic Bacteria and m the making of following :
(a) Epinephrin
(b) Human Insullin
(c) Glutanin
(d) Thyroxin

Answer

Answer: (b) Human Insullin

Biotechnology And Its Applications Class 12 MCQ Pdf Question 10.
Transgenic Golden Rice Highly Nutrient value for:
(a) Lysine
(b) Methionine
(c) Glutanin
(d) Vitamin-A

Answer

Answer: (d) Vitamin-A

MCQs Of Biology Class 12 Chapter 12 Question 11.
B7 Toxsin is :
(a) Intracellular lipid
(b) Intracellular crystal protein
(c) Extracellular Crystal protein
(d) Lipid

Answer

Answer: (b) Intracellular crystal protein

Application Of Biotechnology MCQ Question 12.
In a Transgenic crop gene for following:
(a) New protein synthesis
(b) Resistance from Antibiotics
(c) In the formation enzyme for Antibiotics
(d) All of these

Answer

Answer: (d) All of these

Biotechnology And Its Applications MCQ Pdf Question 13.
Monoclonal antibodies are obtained from:
(a) One parent for one antigen
(b) Different parents for one antigen
(c) One parent for many antigens
(d) Many parents for many antigens

Answer

Answer: (b) Different parents for one antigen

Class 12 Biology Chapter 12 MCQ Question 14.
Somatic hybridization can be done by:
(a) By Protoplast fusion
(b) By Haploid anther
(c) By cell culture
(d) ByPollen culture

Answer

Answer: (a) By Protoplast fusion

Biotechnology MCQ Class 12 Question 15.
Which Vitamin has been transferred to golden rice?
(a) Vit-B12
(b) Vit-A
(c) Vit-D
(d) Vit-C

Answer

Answer: (b) Vit-A

MCQ On Application Of Biotechnology Question 16.
Which one of the following is a step of PCR?
(a) Denaturation
(b) Annealing
(c) Extension
(d) All of these

Answer

Answer: (a) Denaturation

Biotechnology Class 12 MCQ Question 17.
The Ti plasmid used in genetic engineering is obtained from:
(a) Bacillus thruingiensis
(b) E. Coii
(c) Agrobacterium hizogenes
(d) Agrobacterium tumefaciens

Answer

Answer: (d) Agrobacterium tumefaciens

MCQ On Biotechnology Class 12 Question 18.
From which one of the following plants, the insecticide pyrethrum is prepared.
(a) Cymohopogen
(b) Tephrosia
(c) Crysanthemum
(d) Vitivera

Answer

Answer: (c) Crysanthemum

Biopiracy Means MCQ Question 19.
The sheep ‘Dolly’ was cloned by using somatic cells from donor’s:
(a) Udder
(b) Skin
(c) Tongue
(d) Earlobe

Answer

Answer: (c) Tongue

Biotechnology And Its Applications MCQs Question 20.
The confirmatory test used to diagnose AIDA is:
(a) ELISA
(b) Western Plot
(c) ESR
(d) PCR

Answer

Answer: (a) ELISA

Question 21.
Natural genetic engineer is :
(a) Bacillus subtilis
(b) Pseudomonas sp.
(c) Escherichia coli
(d) Agrobacterium tumefaciens

Answer

Answer: (a) Bacillus subtilis

Question 22.
Bt toxin is :
(a) Intracellular lipid
(b) Intracellular crystalline protein
(c) Extracellular crystalline protein
(d) Lipid

Answer

Answer: (a) Intracellular lipid

Question 23.
Golden rice is a transgenic crop of the future with the following improved trail:
(a) Insec resistance
(b) Hight lysine (essential amino acid) content
(c) High protein content
(d) High vitamin A content

Answer

Answer: (c) High protein content

Question 24.
First biochemical to be produced commercially by microbial cloning and genetic engineering:
(a) Human insulin
(b) Penicillin
(c) Interferons
(d) Fertility factor

Answer

Answer: (b) Penicillin

Question 25.
A technology which has found immense use in solving cases of disputed percentage is:
(a) Polymerase chain reaction
(b) DNA finger printing
(c) None of these
(d) Both (a) and (b)

Answer

Answer: (b) DNA finger printing

Question 26.
Anticoagulant hirudin is found in:
(a) In Snake
(b) In Lizard
(c) In Leech
(d) In Scorpion

Answer

Answer: (c) In Leech

Question 27.
Herbicide resistant gene in plants is:
(a) Ct
(b) Mt
(c) Bt
(d) Gst

Answer

Answer: (d) Gst

Question 28.
The species used as natural genetic engineer is :
(a) Agrobacterim tumefaciens
(b) Bacillus thruingiensis
(c) Aspergillus
(d) Drosophila

Answer

Answer: (d) Drosophila

The species used as natural genetic engineer is :

Question 29.
Most widely used Bioweapon is:
(a) Bacillus subtilis
(b) Biometallurgial techniques
(c) Bacillus anthracis
(d) Bioinsecticidal plant

Answer

Answer: (d) Bioinsecticidal plant

Question 30.
Bacillus thruingiensis (Bt) strains have been used for designing nobel:
(a) Biofertilizers
(b) Biometallurgical techniques
(c) Biomineralization processes
(d) Bioinsecticidal plants

Answer

Answer: (a) Biofertilizers

We hope the given NCERT MCQ Questions for Class 12 Biology Chapter 12 Biotechnology and its Applications with Answers Pdf free download will help you. If you have any queries regarding Biotechnology and its Applications CBSE Class 12 Biology MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.

MCQ Questions for Class 12 History Chapter 8 Peasants, Zamindars and the State: Agrarian Society and the Mughal Empire with Answers

MCQ Questions for Class 12 History Chapter 8 Peasants, Zamindars and the State: Agrarian Society and the Mughal Empire with Answers

Check the below NCERT MCQ Questions for Class 12 History Chapter 8 Peasants, Zamindars and the State: Agrarian Society and the Mughal Empire with Answers Pdf free download. MCQ Questions for Class 12 History with Answers were prepared based on the latest exam pattern. We have provided Peasants, Zamindars and the State Class 12 History MCQs Questions with Answers to help students understand the concept very well.

Peasants, Zamindars and the State Class 12 MCQs Questions with Answers

Question 1.
Who wrote Ain-i-Akbari?
(a) Abul Fazal
(b) Al-Biruni
(c) Ibn Battuta
(d) Abdur Razzaq

Answer

Answer: (a) Abul Fazl

Question 2.
_______ was the court historian of Akbar.
(a) Al-Biruni
(b) Abul Fazl
(c) Bernier
(d) Ibn-Battuta

Answer

Answer: (b) Abul Fazl

Question 3.
______ was an important Jins-i-Kamil of Central India.
(a) Cotton
(b) Sugarcane
(c) Oil Seeds
(d) All of these

Answer

Answer: (d) All of these

______ was an important Jins-i-Kamil of Central India.

Question 4.
Ahom kings belonged to _______
(a) Madhya Pradesh
(b) Andhra Pradesh
(c) Orissa
(d) Assam

Answer

Answer: (d) Assam

Question 5.
There are _______ daftars (parts) of Ain.
(a) Three
(b) Four
(c) Five
(d) Six

Answer

Answer: (c) Five

Question 6.
_____ coins were more prevalent during the Mughal Empire.
(a) Gold
(b) Copper
(c) Tin
(d) Silver

Answer

Answer: (d) Silver

Question 7.
Ottoman empire belonged to __________
(a) China
(b) Iran
(c) Turkey
(d) Iraq

Answer

Answer: (c) Turkey

Question 8.
Identify which of the metal was used more often to make coins during the Mughal Empire?
(a) Gold
(b) Silver
(c) Tin
(d) Copper

Answer

Answer: (b) Silver

Question 9.
During the Mughal Empire, what was Jins-i-Kamil?
(a) Half crop
(b) Perfect crop
(c) Rabi crop
(d) Kharif crop

Answer

Answer: (b) Perfect crop

Question 10.
During the Mughal Empire, how did the Panchayats use the funds available to it?
(a) It was used to entertain revenue officials.
(b) It was used to pay salary to muqaddam and chowkidar.
(c) It was used to meet expenses for the community welfare.
(d) All of these.

Answer

Answer: (d) All of these

Question 11.
Identify which of the following statement is correct about Ain-i-Akbari?
(a) Manzil-Abadi is related to the royal household.
(b) Sipah-Abadi is related to civil and military administration.
(c) Mulk-Abadi gives information about the fiscal aspect of the state.
(d) All of these.

Answer

Answer: (d) All of these

Question 12.
Identify which of the following was not correct in the context of the Mughal Empire.
(a) States help was available for irrigation.
(b) Jins-i-Kamil was a Rabi Crop.
(c) Many new crops reached India such as maize, potato, etc.
(d) There were two types of peasants-khud- Kashta and Pahi-Kashta.

Answer

Answer: (b) Jins-i-Kamil was a Rabi Crop.

Question 13.
With which of the following methods, Zamindari consolidation was done in the Mughal period?
(a) Colonisation of new lands
(b) By transfer of rights
(c) With the order of the State
(d) All of these

Answer

Answer: (d) All of these

Question 14.
Which of these was a major reason for the higher status of Zamindars in the Mughal empire?
(a) They had a very high income.
(b) They had extensive personal land.
(c) Most of the time, they belonged to upper castes.
(d) All of these.

Answer

Answer: (d) All of these

Which of these was a major reason for the higher status of Zamindars in the Mughal empire?

We hope the given NCERT MCQ Questions for Class 12 History Chapter 8 Peasants, Zamindars and the State: Agrarian Society and the Mughal Empire with Answers Pdf free download will help you. If you have any queries regarding CBSE Class 12 History Peasants, Zamindars and the State MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.

MCQ Questions for Class 12 Biology Chapter 8 Human Health and Disease with Answers

MCQ Questions for Class 12 Biology Chapter 8 Human Health and Disease with Answers

Check the below NCERT MCQ Questions for Class 12 Biology Chapter 8 Human Health and Disease with Answers Pdf free download. MCQ Questions for Class 12 Biology with Answers were prepared based on the latest exam pattern. We have provided Human Health and Disease Class 12 Biology MCQs Questions with Answers to help students understand the concept very well.

Human Health and Disease Class 12 MCQs Questions with Answers

Human Health And Disease MCQ Question 1.
Pain-killer drugs:
(a) Makes Tissue
(b) Relieve from pain
(c) Relieve from tired
(d) Pain creater

Answer

Answer: (c) Relieve from tired

Human Health And Disease Class 12 MCQ Question 2.
AIDS caused by:
(a) By fungus
(b) By Virus
(c) By Bacteria
(d) By Helminthes

Answer

Answer: (b) By Virus

MCQ On Human Health And Disease Class 12 Question 3.
Immune deficiency symdrome is caused by:
(a) Defected liver
(b) Defected thymus
(c) AIDS Virus
(d) Loss of Immune system

Answer

Answer: (c) AIDS Virus

MCQ On Human Health And Disease Question 4.
Opium is:
(a) Hemp
(b) Charas
(c) Heroin
(d) Nicotin

Answer

Answer: (c) Heroin

Human Health And Disease Class 12 MCQ Pdf Download Question 5.
AIDS occur by which cause?
(a) Reduction of T-Helper cells
(b) Reduction of Killer T-cells
(c) Auto immune
(d) Less production of interferon

Answer

Answer: (a) Reduction of T-Helper cells

Human Health And Disease MCQ With Answers Question 6.
Heroin is the form of :
(a) Aesthetic
(b) Hallucination
(c) Irritation
(d) All of the above

Answer

Answer: (b) Hallucination

Human Health And Disease Class 12 MCQ Questions Question 7.
Caffein, Amphetamine and coceins are:
(a) Pain Killer
(b) Tranquillizer
(c) Hallucination
(d) Stimulant

Answer

Answer: (d) Stimulant

Caffein, Amphetamine and coceins are:

Human Health And Disease Class 12 MCQ Pdf Question 8.
Following is Hallucinator
(a) LSD
(b) Heroin
(c) Cocein
(d) Morphin

Answer

Answer: (a) LSD

MCQs Of Biology Class 12 Chapter 8 Question 9.
World AIDS day is:
(a) 1 May
(b) 20 December
(c) 1 June
(d) 1 December

Answer

Answer: (d) 1 December

MCQs On Human Health And Disease Question 10.
By the plant of which family Heroin is obtained?
(a) Leguminaceae
(b) Papa Veraceae
(c) Liliaece
(d) Solanaceae

Answer

Answer: (b) Papa Veraceae

Class 12 Biology Chapter 8 MCQ Question 11.
Opiates are obtained from
(a) Thea sinesis
(b) Coffea Arabica
(c) Oryzasativa
(d) Papaver Seminiferum

Answer

Answer: (d) Papaver Seminiferum

MCQ Human Health And Disease Question 12.
PCR is test for:
(a) HIV
(b) Cancer
(c) Tuberculosis
(d) Cholera

Answer

Answer: (a) HIV

MCQ Questions On Human Health And Disease Question 13.
Following which is STD:
(a) Typhoid
(b) Cholera
(c) Malaria
(d) Syphilis

Answer

Answer: (d) Syphilis

MCQ Of Human Health And Disease Question 14.
Wuchereria bancrofti causes filaria in human being. It is of which group:
(a) Protozoa
(b) Bacteria
(c) Virus
(d) Helminth

Answer

Answer: (d) Helminth

MCQ On Human Health And Diseases Pdf Question 15.
Which organ of body is most affected by excessive intake of alcohol?
(a) Lungs
(b) Liver
(c) Stomach
(d) Spleen

Answer

Answer: (b) Liver

Question 16.
Common cold is caused by:
(a) Retro virus
(b) Phage virus
(c) Rhino virus
(d) Sendai virus

Answer

Answer: (c) Rhino virus

Question 17.
Which of the following is the cancer of blood?
(a) Sarcoma
(b) Lymphoms
(c) Leukemia
(d) None of these

Answer

Answer: (c) Leukemia

Question 18.
Gonorrhoea is caused by:
(a) By Treponema pallidium
(b) By Entamoeba gingivalis
(c) By Mycobacterium taprae
(d) By Neisseria gonorrhoeae

Answer

Answer: (d) By Neisseria gonorrhoeae

Question 19.
Antigen-binding site in an antibody, is found between:
(a) Two light chains
(b) Two heavy chains
(c) One heavy and one light chain
(d) Either between two light chains or between one heavy and one light chain

Answer

Answer: (d) Either between two light chains or between one heavy and one light chain

Question 20.
Alcohol is the most socially accepted narcotic drug. Excessive consumption of alcohol leads to:
(a) Loss of memory
(b) Live cirrhosis
(c) State of hellucination
(d) Suppresion of brain function

Answer

Answer: (b) Live cirrhosis

Question 21.
Disease associated with secretion of toxin is:
(a) TB
(b) AIDS
(c) Tetanus
(d) Food Poisoning

Answer

Answer: (c) Tetanus

Question 22.
Widal test is done to confirm:
(a) Malaria
(b) Typhoid
(c) AIDS
(d) Cancer

Answer

Answer: (b) Typhoid

Question 23.
Which part of poppy plant yields opium:
(a) Latex from unripe capsules
(b) Dried roots
(c) Dried leaves
(d) Dired seeds

Answer

Answer: (a) Latex from unripe capsules

Question 24.
Kala-azar is transmitted by:
(a) By Sand fly
(b) By Tsetse fly
(c) By House fly
(d) By Mosquitoes

Answer

Answer: (a) By Sand fly

Question 25.
Memory cells are formed from:
(a) Monocytes
(b) Eosinophils
(c) Neutrophils
(d) Lymphocytes

Answer

Answer: (d) Lymphocytes

Question 26.
BCG vaccine is a preventive measure against:
(a) Tuberculosis
(b) Typhoid
(c) AIDS
(d) Cholera

Answer

Answer: (a) Tuberculosis

Question 27.
Antigens are present:
(a) Inside nucleus
(b) One the cell surface
(c) Inside cytoplasm
(d) On nuclear membrane

Answer

Answer: (b) One the cell surface

Question 28.
The disease, tetanus also known as:
(a) Shingles
(b) Gangrene
(c) Lockjaw
(d) Whooping cough

Answer

Answer: (c) Lockjaw

Question 29.
Man in the life-cycle of plasmodium is:
(a) Primary host
(b) Secondary host
(c) Intemediate host
(d) None of these

Answer

Answer: (b) Secondary host

Question 30.
Allegens:
(a) Infectious and increase secretion of IgE antiboides
(b) Non-infectious and increase secretion of IgE antibodies
(c) Infectious and increase secretion of IgS antibodies
(d) Non-infectious and increase secretion of IgM antibodies

Answer

Answer: (b) Non-infectious and increase secretion of IgE antibodies

Question 31.
Both sickle cell anaemia and Huntington’s chores are:
(a) Bacerial diseases
(b) Congenital diseases
(c) Pollution related diseases
(d) Viral diseases

Answer

Answer: (b) Congenital diseases

Question 32.
In AIDS, which of these cells are most affected:
(a) B-cells
(b) T-cells
(c) Monocytes
(d) Neutrophils

Answer

Answer: (b) T-cells

Question 33.
Passive immunity can be obtained by injecting:
(a) Antibodies
(b) Antigens
(c) Antibiotics
(d) Vaccination

Answer

Answer: (a) Antibodies

Question 34.
Changa’s disease is caused by:
(a) Trypanosoma ganabiense
(b) Trypanosoma Cruzi
(c) Trypanosoma-rhodesiense
(d) Leishmania donovani

Answer

Answer: (b) Trypanosoma Cruzi

Question 35.
Which of the following disease effect the immune system directly?
(a) Cholera
(b) Tuberculosis
(c) Tetanus
(d) AIDS

Answer

Answer: (d) AIDS

Question 36.
Which of the following vaccines are injected at the age of 11/2, 21/2 and 31/2 months:
(a) DPT-Hib and Polio
(b) Polio and BCG
(c) BCG and DTP-Hib
(d) BCG and Hepatitis-B

Answer

Answer: (a) DPT-Hib and Polio

Question 37.
The drug which stimulates the nervous system and makes him more wakeful alert and active is called :
(a) Sedative
(b) Opiate narcotic
(c) Stimulant
(d) Hallucinogen

Answer

Answer: (c) Stimulant

Question 38.
Ascaris is most commonly found in:
(a) Men
(b) Women
(c) Children
(d) Both (a) and (b)

Answer

Answer: (c) Children

Question 39.
Kupffer cells are present in:
(a) Liver
(b) Small intestine
(c) Pancreas
(d) Thyroid

Answer

Answer: (a) Liver

Question 40.
Intermediate host of Schistosoma is:
(a) Snail
(b) Mosquito
(c) Housefly
(d) Sheep

Answer

Answer: (d) Sheep

Question 41.
A person showing unpredicatable moods, outbursts of emotion quarrelsome behaviour and conflicts with other is suffering from:
(a) Addictive disorders
(b) Schizophrenia
(c) Borderline personality disorder (BOD)
(d) Mood disorders

Answer

Answer: (c) Borderline personality disorder (BOD)

Question 42.
Current treatment for cancer does not include which of the following:
(a) Chemotherapy
(b) Radiaotherapy
(c) Surgery
(d) Physiotherapy

Answer

Answer: (d) Physiotherapy

Question 43.
Screening test of AIDS is:
(a) Western blot
(b) ALISA
(c) PCR
(d) Southern blot

Answer

Answer: (b) ALISA

Question 44.
The vactor of Break bone fever is:
(a) Anopheled
(b) Aedes
(c) Culex
(d) None of these

Answer

Answer: (c) Culex

Question 45.
An allergic reaction is intiated by antibodies of, group :
(a) IgG
(b) IgE
(c) IgM
(d) IgA

Answer

Answer: (b) IgE

Question 46.
In Malaria, the product released by mosquito into blood that causes chill and fever is called:
(a) Haematin
(b) Schuffher’s dots
(c) Haemozoin
(d) Haemotoxin

Answer

Answer: (b) Schuffher’s dots

Question 47.
HIV that causes AIDS, first starts destroying:
(a) Helper T-lymphocytes
(b) B-Lymphocytes
(c) Leucocytes
(d) Thrombocytes

Answer

Answer: (a) Helper T-lymphocytes

HIV that causes AIDS, first starts destroying:

Question 48.
Morphine obtained from opium is:
(a) Latex
(b) Pome
(c) Alkaloid
(d) Tannin

Answer

Answer: (c) Alkaloid

We hope the given NCERT MCQ Questions for Class 12 Biology Chapter 8 Human Health and Disease with Answers Pdf free download will help you. If you have any queries regarding Human Health and Disease CBSE Class 12 Biology MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.