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Class : 6
Subject : Science
Unit : 11.00 Lesson :The Earth and Space
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1.) What is soil made of?
2.) What is humus?
3.) What is weathering?
4.) What is the process of soil formation?
5.) What is soil profile?
6.) What are the layers of soil?
7.) Write short notes on top soil.
8.) Write short notes on sub soil.
9.) Write short notes on c-horizon.
10.) What is erosion?
11.) What is deposition?
12.) What is conservation of soil?
13.) What are the methods of conservation of soil?
14.) What is soil pollution?
15.) What are the causes of soil pollution?
16.) What are the effects of soil pollution?
17.) What are the ways of controlling soil pollution?
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