Question

stems of aquatic plants have ________(air chambers /gills)that alow them to float in water​

Answer 1

Answer:

Air-filled tissues in various parts of the plant provide the buoyancy that allows them to float. ... A similar but invisible air-filled tissue is found in the swollen leaf stalks of the water hyacinth, Eichhornia crassipes. It floats freely on the water and bears attractive clusters of blue-violet flowers.

Answer 2

Answer:

(air chambers)

This is correct answer.

Air chambers are in stem so that plants not become too heavy and can float easily.

This is an adaptation shown by them

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