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What are the methods or preventing or re...

What are the methods or preventing or reducing soil erosion ?

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PRADEEP-NATURAL RESOURCES : OUR ENVIRONMENT-SHORT ANSWER QUESTIONS
  1. Briefly explain depletion of ozone layer and its effects.

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  2. Explain the phenomena of : (a) Acid rain, (b) Global warming

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  3. What are the methods or preventing or reducing soil erosion ?

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  4. Explain the following : (a) Carbon monoxide poisoning (b) Eutrophi...

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  5. Name four types of bacteria involved in nitrogen cycle.

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  6. Explain rain water-harvesting.

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  7. Draw diagrammatic sketch of oxygen cycle in nature.

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  8. Make sketc of hydrological cycle in nature.

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  9. Briefly describe three aspects of nutrient cycles.

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  10. Give role of atmosphere in climatic control.

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  11. Briefly explain main layers of the atmosphere.

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  12. Expain natural and man-made sorces of air pollution.

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  13. Differentiate between point sources and non-point sources of water pol...

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  14. Explain various sources of soil polluton.

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  15. What are cyclones ? Briefly explain.

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  16. How do organisms contribute in the fomation of soil?

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  17. Why is the direction of wind form sea to land during the day in coasta...

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  18. What is atmosphere ? Gove three important aspects of atmosphere.

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  19. What is smog ? Give its harmful effects.

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  20. What do you mean by rain water harvesting ? Give its various techniqus...

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