-D (SUBJECTIVE QUESTIONS)
Q23. What are the limitations of a globe? (1 mark)
Q24. Define atmosphere. What is its importance to us? (2 marks)
Q25. Who founded the Mauryan empire and when? (2 marks)
Q26. How is Gram Sabha a key factor in making the Gram Panchayat play its role and be responsible (3
marks)
(3
Q27 Who was the Buddha? Write three-four sentences about him. Write in 3 points)
marks)
Answers
Answer:
-D (SUBJECTIVE QUESTIONS)
Q23. What are the limitations of a globe? (1 mark)
Q24. Define atmosphere. What is its importance to us? (2 marks)
Q25. Who founded the Mauryan empire and when? (2 marks)
Q26. How is Gram Sabha a key factor in making the Gram Panchayat play its role and be responsible (3
marks)
(3
Q27 Who was the Buddha? Write three-four sentences about him. Write in 3 points)
marks)
Explanation:
Q24
The earth is surrounded by a layer of gas called the atmosphere.
The atmosphere extends up to a height of about 1,600 kilometres. ∙ The atmosphere is divided into five layers based on composition, temperature and other properties and they are:
1. the troposphere
2. the stratosphere
3. the mesosphere
4. the thermosphere
5. the exosphere
About 99 per cent of clean and dry air in the atmosphere is composed mainly of nitrogen and oxygen. Nitrogen 78 per cent, oxygen 21 per cent and other gases like carbon dioxide, argon and others comprise 1 per cent by volume.
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