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Factors Affecting Plant Growth

For what purp...

Question

For what purposes the chemical fertilizers are used in crop fields ?

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Solution

Fertilizers are used to overcome the deficiency of mineral nutrients in the soil. They are used by farmers to ensure high yield.

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Q. Chemical fertilizers are used to get high crop yield.

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Q. Assertion :- Crop production without use of chemical fertilizers is called organic farming.
Reason :- Cyanobacteria are autotrophic prokaryotes which are used as biofertilizers in paddy fields.

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Q. Which of the following rotation of crops will reduce dependence on the use of chemical fertilizers?

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Factors Affecting Plant Growth

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