Chapter 12

NCERT
Class 9
Science
Solutions
1. How do biotic and abiotic factors affect crop production?

Question:

How do biotic and abiotic factors affect crop production?

Answer:

Biological factors such as pathogenic micro-organisms, insects, birds etc. damage the crops and reduce the production. Abiotic factors such as heavy rains, storms, hail, frost, drought, etc. reduce the production by damaging the crops.

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