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Tag: Natural Resources

Write a note on how forests influence the quality of our air, soil and water resources.

Question And Answer Class 9 Biology
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We know that many human activities lead to increasing levels of pollution of the air, water-bodies and soil. Do you think that isolating these activities to specific and limited areas would help in reducing pollution?

Class 9 Biology Question And Answer
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You have seen weather reports on television and in newspapers. How do you think we are able to predict the weather?

Class 9 Biology Question And Answer
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How are living organisms dependent on soil? Are organisms that live in water totally independent of soil as a resource ?

Class 9 Biology Question And Answer
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Why is water essential for life?

Class 9 Biology Question And Answer
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Why is atmosphere essential for life ?

Class 9 Biology Question And Answer
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What is the greenhouse effect?

Question And Answer Class 9 Biology
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List any three human activities which would lead to an increase in the carbon dioxide content of air.

Class 9 Biology Question And Answer
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What are the different states in which water is found during the water cycle?

Class 9 Biology Question And Answer
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What  are the methods of preventing or reducing soil erosion?

Question And Answer Class 9 Biology
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What is soil erosion?

Question And Answer Class 9 Biology
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How is soil formed?

Class 9 Biology Question And Answer
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