Distinguish between a gamete and zygote. Explain their roles in sexual reproduction.

Why is meiosis needed in species that reproduce sexually?

What are the various adaptations found in plants for cross pollination? Describe any two of them.

How does fertilisation take place? Fertilisation occurs once in a month. Comment.

Write the functions of each of the following parts in a human female reproductive system:

i. Ovary

ii. Uterus

iii. Fallopian tube