Explanation of the terms: Fertilization, implantation, placenta, gestation and parturition
Identical and fraternal twins: meaning and differences only.
- Reproduction in Human Beings
Name the human male reproductive organ that produces sperms and also secretes a hormone. Write the functions of the secreted hormone.
Name the parts of the human female reproductive system where
i. fertilisation takes place
ii. implantation of the fertilised egg occurs
List any four methods of contraception used by humans. State in brief two advantages of adopting such preventive methods.
Draw a sectional view of human female reproductive system and label the part where
(i) eggs develop.
(ii) fertilisation takes place.
(iii) fertilised egg gets implanted.
Describe, in brief, the changes the uterus undergoes
(i) to receive the zygote.
(ii) if zygote is not formed