Biology WAEC

The structures for gaseous exchange in breathing roots are?

A. stomata
B. lenticels
C. cuticle
D. mitochondria

Correct Answer: Option B

B. lenticels

Explanation

Breathing roots, also known as pneumatophores, have portions of the root which grow upward until they project some centimetres above the low-tide level. They have small openings called lenticels in their bark so that air can reach the rest of the plant’s root system.

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