How are earthworms useful to the farmers?
•They help in nitrogen fixation in soil.
O They help in killing pests.
O They make soil airy, soft and fertile
O They help in pulling out of weeds
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Answer:
they make soil airy ,soft fertile
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Answer:
(c) They make soil airy, soft and fertile
Explanation:
Earthworms are called as farmer's best friend because they improve the quality of soil and makes it fertile, soft and airy.
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