AP BIOLOGY

Detailed explanation-1: -In the Bryophyllum, the leaves had leaf buds at their margins, that develops adventitious roots. When these leafs falls on ground and comes in contact with soil then these plant grows from the leaf buds. So the correct option is ‘Margin’.

Detailed explanation-2: -Bryophyllum has buds in the margins of leaves.

Detailed explanation-3: -The leaves of this plant are used for the purpose of the natural type of vegetative propagation. There are epiphyllous buds produced at the margins in the notches of the leaf. This buds sprout and the new plantlet arises when the leaf fall on the ground.

Detailed explanation-4: -Bryophyllum is a plant that grows a new plant through the process of vegetative reproduction. These buds get detached from the leaves, fall to the ground and then grow to produce a new plant.

Detailed explanation-5: -In bryophyllum, the new plantlets arise from the leaves.