How do mangrove plants growing in marshy, oxygen-poor saline mud obtain oxygen for root respiration?

Type: MCQ • Marks: 1

A. By absorbing oxygen from sea water

B. By dropping all leaves

C. By stopping respiration

D. By producing specialized aerial breathing roots called pneumatophores

Explanation

Pneumatophores grow upward above mud level into the air, equipped with lenticels for root gas exchange.

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