MCQ Questions for Class 11 Geography Chapter 8 Composition and Structure of Atmosphere with Answers

Check the below NCERT MCQ Questions for Class 11 Geography Chapter 8 Composition and Structure of Atmosphere with Answers Pdf free download. MCQ Questions for Class 11 Geography with Answers were prepared based on the latest exam pattern. We have provided Composition and Structure of Atmosphere Class 11 Geography MCQs Questions with Answers to help students understand the concept very well.

Class 11 Geography Chapter 8 Geography as a Discipline MCQ With Answers

Geography Class 11 Chapter 8 MCQs On Composition and Structure of Atmosphere

Question 1.
It is an element of atmosphere
(a) Tides
(b) Pressure
(c) Water currents
(d) Waves

Answer

Answer:(b) Pressure

Question 2.
Which gas is opaque to the outgoing terrestrial radiation?
(a) Dust Particles
(b) Ozone
(c) Carbon dioxide
(d) Water Vapour

Answer

Answer:(c) Carbon dioxide

Question 3.
The uppermost layer of the atmosphere is
(a) Mesosphere
(b) Exosphere
(c) Ionosphere
(d) Stratosphere

Answer

Answer:(b) exosphere

Question 4.
Which one of the following gases constitutes the major portion of the atmosphere?
(a) Oxygen
(b) Nitrogen
(c) Argon
(d) Carbon dioxide

Answer

Answer:(b) Nitrogen

Question 5.
Which of the following gases absorbs ultraviolet rays?
(a) Carbon Dioxide
(b) Neon
(c) Ozone
(d) Nitrogen

Answer

Answer:(c) Ozone

Question 6.
Excess carbon dioxide in the atmosphere due to pollution will cause
(a) Earth’s temperature to rise
(b) Earth’s temperature to fall
(c) Decrease in weather phenomenon
(d) Ozone layer to become thicker

Answer

Answer:(a) Earth’s temperature to rise

Question 7.
Which zone separates the troposphere from the stratosphere?
(a) Mesospause
(b) Tropopause
(c) Ionospause
(d) Stratopause

Answer

Answer:(b) Tropopause

Question 8.
The increase in the volume of carbon dioxide for the past few decades is mainly due to
(a) deforestation
(b) climate change
(c) atmospheric composition
(d) burning of fossil fuels

Answer

Answer:(d) burning of fossil fuels

Question 9.
What envelopes the earth all round?
(a) Hydrosphere
(b) Lithosphere
(c) Atmosphere
(d) Biosphere

Answer

Answer:(c) Atmosphere

Question 10.
The radiations that heat earth’s atmosphere, comes from the
(a) Sun
(b) Earth
(c) Ionosphere
(d) Sun and Earth

Answer

Answer:(b) Earth

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