What could be the reason for adopting contraceptive methods?
Following are the reasons for adopting contraceptive methods:
To control population
To avoid unplanned pregnancy
To avoid transfer of sexually transmitted diseases
How does reproduction help in providing stability to populations of species?
How are the modes for reproduction different in unicellular and multicellular organisms?
What are the different methods of contraception?
Draw a labelled diagram of the longitudinal section of a flower.
Why does menstruation occur?