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What is the negative effect of excessive...

What is the negative effect of excessive use of fertilizers and pesticides on the soil ?

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Excessive use of fertilizersand pesticides pollutes the soil, affects the soil fertility and subsequently reduces crop yield.
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Fertilizers also provide humus to the soil.

A farmer is growing paddy crop over and over again using excess of fertilisers and pesticides in his fields. This practice will make the soil of his fields

Among the given options, which one is not correct for the use of large amount of fertilizers and pesticides ?

Excessive use of chemical fertilizers reduces soil fertility in the long run .

PRADEEP-NATURAL RESOURCES : OUR ENVIRONMENT-SHORT ANSWER QUESTIONS
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  2. How does accumulation of solid wastes make the human life miserable ?

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  3. What is the negative effect of excessive use of fertilizers and pestic...

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  4. What do you mean by biological weathering ?

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  5. Name adtleast one free-living and one symbiotic bacterium reponsible f...

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  6. Give atleast two sources of methane formation in nature.

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  7. Mention two examples of rocks wherein carbon is present as carbonates.

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  10. What is the percetage of CO(2)" and "O(2) in the air ? Name the hiolog...

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  13. Why is aie called 'breath of lifem' ?

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  15. How H(2)SO(4)" and HNO(3) acids affect our heritage monuments such as ...

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  16. Name the fertilizers whose excessive presence in water bodis results i...

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  17. (a) List atlest two gaseous air that are emitted from automobiles and ...

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  18. How are clouds formed?

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  19. How soil formatio occurs ?

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  20. Draw diagram of (i) nitrogen cycle, (ii) carbon cycle.

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