Match the organisms given in Column-’A’ with the vegetative propagules given in column ‘B’.

Col. A Col. B

i. Bryophyllum a) offset

ii. Agave b) eyes

iii. Potato c) leaf buds

iv. Water hyacinth d) bulbils

Why do gametes produced in large numbers in organisms exhibit external fertilisation?

Which of the followings are monoecious and dioecious organisms.

a. Earthworm ______________

b. Chara ______________

c. Marchantia ______________

d. Cockroach _____________

What do the following parts of a flower develop into after fertilisation?

a. Ovary ______________

b. Ovules ______________

In haploid organisms that undergo sexual reproduction, name the stage in the life cycle when meiosis occurs. Give reasons for your answer.