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14. Natural Resources
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Q39 of 56 Page 83

Why does the percentage of gases like oxygen, nitrogen and carbon dioxide remain almost the same in the atmosphere?

Cycling of these gases maintains consistency and biotic and abiotic factors contribute in the maintenance of balance.


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37

Soil formation is done by both abiotic and biotic factors. List the names of these factors by classifying them as abiotic and biotic?

38

All the living organisms are basically made up of C, N, S, P, H and O. How do they enter the living forms? Discuss.

40

Why does moon have very cold and very hot temperature variations eg, from -190°C to 110°C even though it is at the same distance from the sun as the earth is?

41

Why do people love to fly kites near the seashore ?

Questions · 56
14. Natural Resources
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