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Important Questions

Formation of the Earth

ICSE · Class 11 · Geography

Most important questions from Formation of the Earth for ICSE Class 11 Geography board exam 2026. MCQs, short answer, and long answer questions with marks.

65 questions35 flashcards5 concepts

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65 Questions·
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Sample Questions

1multiple choice
1 marks

At what rate is the moon moving away from the earth?

Show answer

13 cm per year

Scientific study of tides and rotation of the earth shows that the moon is moving away at 13 cm per year.

2multiple choice
1 marks

What age of the earth is obtained from the second tidal method?

Show answer

4 billion years

On the basis of the second tidal method, the age of the earth is determined at 4 billion years.

3multiple choice
1 marks

Which formula is used for the sedimentation method of estimating the age of the earth?

Show answer

Age of the earth = Thickness of sediment / Annual rate of deposit of sediment

The sedimentation method uses the thickness of sediment divided by the annual rate of deposit of sediment.

4multiple choice
1 marks

What age of sedimentary rocks is calculated by the sedimentation method?

Show answer

4 billion years

The age of the sedimentary rocks has been calculated as 4 billion years on this basis.

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Frequently Asked Questions

What are the important topics in Formation of the Earth for ICSE Class 11 Geography?
Key topics in Formation of the Earth include Chapter Overview: Formation of the Earth, Timeline of Major Hypotheses on the Origin of the Earth, Timeline of Hypotheses on Origin of Earth. These are the concepts ICSE Class 11 examiners draw on most — study them first, then practise related questions.
How to score full marks in Formation of the Earth — ICSE Class 11 Geography?
Understand the core concepts first, then work through the 65 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.
How many important questions are there in Formation of the Earth?
There are 65 practice questions available for Formation of the Earth. These cover multiple question types including MCQs, short answer, and long answer questions.

Sources & Official References

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

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