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How can you say soil is precious resourc...

How can you say soil is precious resource? Give reasons.

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NCERT TELUGU-WATER-EXERCISE
  1. How can you conserve water in your home?

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  2. Could we say fresh water is a precious resource Discuss.

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  3. How can you say soil is precious resource? Give reasons.

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  4. What do you think will happen if we do not take care of the sources of...

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  5. Is it right to leave untreated waste water in this manner?

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  6. How can you conserve water in your home?

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  7. When was the international decade for action on 'water for life'declar...

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  8. For which purposes are we using fresh water?

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  9. What are the steps required in waste water at treatment plant ?

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  10. What is meant by sewage ?

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  11. What is the chemical substance used for killing microbes in waste wate...

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  12. How is water distributed on the globe ? How much of fresh water is ava...

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  13. How is fresh water distributed over the globe?

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  14. What steps are to be taken for prevention of water pollution?

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  15. What are the contaminants of sewage? Classify them.

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  16. What is meant by 'Chlorination' and 'Aeration'?

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  17. What is causing water scarcity ? Write the ways which are degrading t...

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  18. How can you say that the next cold war could be over Water ?

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  19. How can we conserve water ? Write some practices that can be adopted.

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  20. Onlypercent of water is available to be used as fresh water:

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