Animals exhibiting external fertilisation


Animals exhibiting external fertilisation produce a large number of gametes. Pick the appropriate reason from the following.

(a) The animals are small in size and want to produce more offsprings

(b) Food is available in plenty in water

(c) To ensure better chance of fertilisation

(d) Water promotes production of large number of gametes


(c) A large number of gametes are released by such animals to ensure better chance of fertilisation. Since, the gametes are laid in water, many of

them are carried away by moving water, wind or rain and many are eaten by other animals.Therefore, production of large number of gametes is


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