How do aquatic plants like Hydrilla manage gas exchange without stomata?

Type: MCQ • Marks: 1

A. They do not use gases

B. They take in air through roots only

C. They use lungs

D. Gases diffuse directly through thin epidermal cell walls into mesophyll

Explanation

Submerged aquatic leaves have thin cuticles and thin cell walls allowing direct diffusion of dissolved gases with surrounding water.

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Class 7th Curiosity

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