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Why are biofertilisers preferred over ch...

Why are biofertilisers preferred over chemical fertilisers?

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Biofertilisers are

Why are biopesticides preferred over chemical pesticides? Describe the mechanism of biopesticides for controlling pests.

Assertion : Biofertilisers are preferred to chemical fertilisers. Reason : Chemical fertilisers are generally more expensive and hazardous to environment.

Biofertiliser is

Assertion: Biofertilisers are preferred to chemical fertilisers. Reason: Most of the chemical fertilisers are expensive, hazardous and damage the environment.

(a) Why do farmers prefer biofertilisers to chemical fertilizers these days ? Explain. (b) How do Anabaena and mycorrhiza act as biofertilizers ?

Biofertilisers include

Biofertilisers include

Why biocontrol is preferred over conventional farming?

What are biofertilisers? Give two examples.

ICSE-MICROBES IN HUMAN WELFARE-PREVIOUS YEAR.S BOARD PAPER QUESTIONS (SHORT ANSWER TYPE-I QUESTIONS)
  1. Write a short note on bioherbicides.

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  2. Why are biofertilisers preferred over chemical fertilisers?

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