Give two differences between a male and a female gamete.

What is the process of release of an ovum from the ovary called?

Write true or false for the statement: The ovary releases three eggs every month.

Write true or false for the statement: If the egg is not fertilized,it lives for about one day.

At what age do girls typically reach puberty (in $years$)?

$(a)$ Draw a sectional view of the human female reproductive system and label the parts where:
$(i)$ eggs develop.
$(ii)$ fertilization takes place.
$(iii)$ the fertilized egg gets implanted.
$(b)$ Describe,in brief,the changes the uterus undergoes:
$(i)$ to receive the zygote.
$(ii)$ if the zygote is not formed.