Q24Multiple choice
How can we say that fish exhibits external fertilisation? 25. Fig. 9.3 REPRODUCTION IN ANIMALS 51 After observing Fig. 9.3 answer the following. a. Read the following statements and label them in the figure:
This question refers to a figure in the original PDF.
- (i)The part which produces female gametes.
- (ii)The part where development of the baby takes place.
- (iii)The part through which the developing embryo passes to reach the uterus. b. Explain the future development of the embryo that would take place after it gets embedded in the uterus.
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Female fish release eggs into water and male fish releases sperms. Sperms swim randomly in water and comes in contact with the eggs. The nucleus of the sperm moves into the egg and fuses with it. Since fertilisation occurs in water, outside the female body, it is external fertilisation.