Question

Which of these helps to trap air into the soil?
a. Tilling
b. Burrowing action of earthworms
c. Levelling
d. Both a. and b​

Answer 1

The air trapped inside the soil diffuses into the roots by the root hairs. The root hairs are present in the soil particles. The oxygen diffuses inside the root hair whereas the carbon dioxide is expelled out from the root hair.

Answer 2

Answer:

both A and B

Explanation:

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