Reproduction In Organisms

Answer (b) Binary fission and multiple fission

Leaves of many plants have adventitious buds that help in vegetative propagation, e.g., Begonia, Bryophyllum, Adiantum, etc.In Bryophyllum diagremontianum, buds develop on themarginal notches of intact leaves which form plantlets even when the leaves are still atached to parent plant.This phenomenon is ofen referred to as viviparity