Check the below Online Education NCERT MCQ Questions for Class 11 Geography Chapter 3 Interior of the Earth with Answers Pdf free download. MCQ Questions for Class 11 Geography with Answers were prepared based on the latest exam pattern. We have provided Interior of the Earth Class 11 Geography MCQs Questions with Answers to help students understand the concept very well.
Online Education for Interior of the Earth Class 11 MCQs Questions with Answers
Question 1.
The vibration direction parallel to the wave direction in the vertical plane is present in
(a) P-waves
(b) S-waves
(c) Surface waves
(d) L-wave
Answer
Answer:(a) P-waves
Question 2.
The interior of the earth can only be understood by ______________
(a) Direct methods
(b) Indirect methods
(c) Both the indirect and direct methods
(d) None of the Above
Answer
Answer:(c) Both the indirect and direct methods
Question 3.
Which is not a type of volcano?
(a) Shield volcano
(b) Composite volcano
(c) Ridge volcano
(d) Caldera
Answer
Answer:(c) Ridge volcano
Question 4.
Volcanoes are
(a) indirect source of information about the earth’s interior.
(b) direct source of information about the interior of the earth.
(c) not a source of information about the interior of the earth.
(d) good source to ascertain earth’s temperature.
Answer
Answer:(b) direct source of information about the interior of the earth.
Question 5.
Which one of the following describes the lithosphere?
(a) Upper and middle mantle
(b) Crust and upper mantle
(c) Crust and core
(d) Mantle and core
Answer
Answer:(b) Crust and upper mantle
Question 6.
The magnitude of an earthquake is measured in
(a) Richter Scale
(b) Mercalli scale
(c) Measuring scale
(d) Seismograph
Answer
Answer:(a) Richter Scale
Question 7.
Magma refers to ____
(a) Rocks
(b) Material in the upper mantle
(c) Material in the upper core
(d) Material in the crust
Answer
Answer:(b) Material in the upper mantle
Question 8.
Which one of the following describes the lithosphere?
(a) Upper and middle mantle
(b) Crust and upper mantle
(c) Crust and core
(d) Mantle and core
Answer
Answer:(b) Crust and upper mantle
Question 9.
What is the thickness of the earth’s crust in the Himalayan region?
(a) 75 kms
(b) 60 kms
(c) 70 kms
(d) 65 kms
Answer
Answer:(c) 70 kms
Question 10.
Earthquake waves are recorded on the
(a) Seismograph
(b) Barograph
(c) Pantograph
(d) Ergograph
Answer
Answer:(a) Seismograph
Question 11.
The upper portion of the mantle is known as
(a) Asthenosphere
(b) Crust
(c) Lithosphere
(d) Fossil Sphere
Answer
Answer:(a) Asthenosphere
Question 12.
Which one of the following is a direct source of the information about the interior of the Earth?
(a) Earthquake waves
(b) Volcanoes
(c) Gravitational force
(d) Earth magnetism
Answer
Answer:(a) Earthquake waves
Question 13.
What is the density of the rocks between the adjoining line on mantle and core?
(a) 3-4 gm. per sq. cm
(b) 5 gm. per sq. cm
(c) 4-5 gm. per sq. cm
(d) 6 gm. per sq. cm
Answer
Answer:(b) 5 gm. per sq. cm
Question 14.
What is the approximate depth of the mantle?
(a) 2400 km
(b) 2900 km
(c) 3200 km
(d) 3500 km
Answer
Answer:(b) 2900 km
Question 15.
The Deccan trap is a large
(a) flood plain
(b) flood basalt province
(c) lava plain
(d) shield volcano
Answer
Answer:(b) flood basalt province
Question 16.
What is the thickness of the crust?
(a) 10 km to 200 km
(b) 5 km to 30 km
(c) 30 km to 400 km
(d) 100 km to 200 km
Answer
Answer:(a) 10 km to 200 km
Question 17.
What is the mean thickness of oceanic crust?
(a) 5 km
(b) 30 km
(c) 10 km
(d) 70 km
Answer
Answer:(a) 5 km
Question 18.
The intensity of an earthquake is measured in
(a) Richter Scale
(b) Mercalli scale
(c) Measuring scale
(d) Seismograph
Answer
Answer:(b) Mercalli scale
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