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Explain the phenomera : (a) Acid rain ...

Explain the phenomera :
(a) Acid rain (b) Eutrophication (c ) Global warming

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Please refer to (a) article 5.3.5., Page 230. (b) article 5.4.3., Page 235. (c ) article 5.6.5.., Page 250.
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PRADEEP-NATURAL RESOURCES : OUR ENVIRONMENT-SHORT ANSWER QUESTIONS
  1. Give two ways in which carbon dioxide is fixed.

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  2. Name the articles which act as nucleus for water droplets to form arou...

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  3. Explain the phenomera : (a) Acid rain (b) Eutrophication (c ) Global...

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  4. Name respiratory diseases that may occur due to air pollution.

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  5. Name the two acids that are present in acid rain.

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  6. What is rain water harvesting?

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  7. List main sources of water pollution.

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  8. What are non-biodegradable substances ?

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  9. Name two types of biogeochemical cycles.

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  10. Name two examples of green house gases which contribute maximum toward...

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  11. Give two examples of nitrifying bacteria.

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  12. Give two main sources of carbon.

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  13. Name two measures which prevent the soil erosion.

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  14. What do you mean by biological weathering? Give two examples.

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  15. Differentiate between humification and mineralization.

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  16. Why is lead compound added to petrol? What is its harm?

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  17. What do you mean by hygroscopic water and combined water in the soil ?...

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  18. What is biomagnification? Name two heavymetals which, when magnified r...

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  19. What is eutrophication ? What it its consequence ?

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  20. Name two fresh water sources which provide fresh water for human use.

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