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Epiphytes like Vanda develop special layer of absorptive tissue velamen consiting of 4 or 5 layers of long polygonal cells. Velamen is formed byA. Absorbing rootsB. StemC. Clinging rootsD. Hanging roots

Answer» Correct Answer - D
These roots hand in the air and posses velamen or spongy tissue for absorbing moisture directly from atmosphere. The epiphytic roots are devoid of root hairs and roots caps.


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