How do epiphytic orchids absorb moisture directly from humid atmospheric air?

Type: MCQ • Marks: 1

A. Using underground taproots

B. Using haustoria

C. Using broad seeds

D. Using specialized spongy aerial roots containing velamen tissue

Explanation

Velamen is a spongy multilayered epidermis on orchid aerial roots that rapidly absorbs moisture and dew from surrounding air.

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Class 7th Curiosity

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