Question

a)differentiate between pollen grains and ovule.
b)state in brief functions of the following parts of the human female reproductive system.
1)ovary
2)fallopian tube
3)uterus​

Answer 1

a. Pollen grains–Each anther contains four pollen sacs in which the pollen grains develop. It contains male gametes.

Ovules– These are the small rounded bodies present inside the ovary. Each ovule contains an egg cell which later developes into a seed after fertilization.

b.1. The function of ovaries is to produce Ova(eggs). It also secretes female sex hormones oestrogen and progesterone

2. It is through fallopian tubes that the egg enters the uterus when it is released by the ovary.

3. The inner linings receives, protects and nourists the embryo. Contractions of muscular wall expell baby during birth.

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