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NCERT Solutions

Interior of the Earth

Madhya Pradesh Board · Class 11 · Geography

NCERT Solutions for Interior of the Earth — Madhya Pradesh Board Class 11 Geography.

76 questions90 flashcards5 concepts

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10 Questions Solved · 1 Section

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EXERCISES

1(i)Which one of the following earthquake waves is more destructive?Show solution
The chapter states that surface waves are more destructive than body waves. They move along the earth's surface and cause displacement of rocks, leading to collapse of structures.

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1(ii)Which one of the following is a direct source of information about the interior of the earth?Show solution
Among the given options, volcanoes are a direct source because molten material (magma/lava) erupted onto the surface can be studied in the laboratory. The other options are indirect sources.

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1(iii)Which type of volcanic eruptions have caused Deccan Trap formations?Show solution
The chapter says the Deccan Traps are a large flood basalt province, formed by outpouring of highly fluid lava over a large area.

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1(iv)Which one of the following describes the lithosphere:Show solution
The chapter defines the lithosphere as the crust and the uppermost part of the mantle. Among the options, this matches crust and upper mantle.

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2(i)What are body waves?Show solution
Body waves are the earthquake waves produced by the release of energy at the focus. They move through the body of the earth in all directions. They are of two types: P-waves and S-waves.

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2(ii)Name the direct sources of information about the interior of the earth.
2(iii)Why do earthquake waves develop shadow zone?
2(iv)Briefly explain the indirect sources of information of the interior of the earth other than those of seismic activity.
3(i)What are the effects of propagation of earthquake waves on the rock mass through which they travel?
3(ii)What do you understand by intrusive forms? Briefly describe various intrusive forms.

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Frequently Asked Questions

What are the important topics in Interior of the Earth for Madhya Pradesh Board Class 11 Geography?
Interior of the Earth covers several key topics that are frequently asked in Madhya Pradesh Board Class 11 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Interior of the Earth — Madhya Pradesh Board Class 11 Geography?
Understand the core concepts first, then work through the 76 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.
Where can I get free NCERT Solutions for Interior of the Earth Class 11 Geography?
This page has free step-by-step NCERT Solutions for every exercise question in Interior of the Earth (Madhya Pradesh Board Class 11 Geography) — written the way examiners award marks: given, formula, working, answer.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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