Question

(1) The petiole and stem of aquatic plants have air spaces.
Ana​

Answer 1

Answer:

The petiole and stem of aquatic plants have air spaces because it help the plant to float easily in water .

Explanation:

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Answer 2

Answer:

Yes they have air spaces between cells and these are arenchyma cells. These cells helps aquatic species to float well inside water by making them lighter.