Question

3.
Roots respire through
A) Spiracles
B) Root hairs by osmosis
C) Stomata
D) Air spaces
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Answer 1

Answer:

B) Root hairs by osmosis

Answer 2

Answer:

Root hairs by osmosis

It is through root hairs that only carbon dioxide gets diffused into them and is expelled from the roots of a plant. Thus, respiration in roots of the plant occurs by diffusion of oxygen and carbon dioxide through root hairs