Class 10 Science Biology How do Organisms Reproduce?
Leaf tips help in vegetative propagation in
(a)
Begonia
(b)
Bryophyllum
(c)
Sensevieria
(d)
Adiantum caudatum
Correct answer: (d) 
Solution: The tip of the leaf help in vegetative propagation in Adiantum caudatum. It is an evergreen, perennial fern producing fronds up to 60 cm tall from a shortly-creeping rhizome. It is also known as Maidenhair fern because of the shiny black rachis of the leaves. It has buds at the tip of the leaf which helps in vegetative propagation. The buds enter the ground when the leaf bends and touches the soil. There they develop into a new individual. Due to this phenomena, it is also known as walking fern.
So, the correct answer is option D.

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