(a) Draw a diagram of human female reproductive system and label the parts:
(i) Which produce an egg.
(ii) Where fertilization takes place.
(b) List two bacterial diseases which are transmitted sexually.
(c) What are contraceptive devices? Give two reasons for adopting contraceptive devices in humans.
Answer:
(a)
(i) Ovary - It produces eggs.
(ii) Oviduct / Fallopian tube - It is where fertilisation takes place.
(b) Bacterial diseases which are transmitted sexually are:
- Gonorrhoea
- Syphilis
- AIDS
(c) Any device which prevents pregnancy in women are called contraceptive devices.
Reasons for adopting contraceptive devices in humans are:
- To prevent unwanted pregnancies.
- To control the population birth rate.
- To protect a person from sexually transmitted diseases.