Question

WHAT IS MEANT BY INTERNAL FERTILISATION

Answer 1

the process in which the egg and sperm fuse inside the body of the female organism rather than outsideis called internal fertilisation.

Answer 2

Answer:

Internal fertilization is the union of an egg cellwith a sperm during sexual reproductioninside the female body. For this to happen there needs to be a method for the male to introduce the sperm into the female's reproductive tract. In mammals, reptiles, some birds, some fish and certain other groups of animals, this is done by copulation, the penis or other intromittent organ being introduced into the vagina or cloaca. In most birds, the cloacal kiss is used, the two animals pressing their cloacas together while transferring sperm. Salamanders, spiders, some insects and some molluscs undertake internal fertilization by transferring a spermatophore, a bundle of sperm, from the male to the female. Following fertilization, the embryos are laid as eggs in oviparousorganisms, or in viviparous organisms, continue to develop inside the reproductive tract of the mother to be born later as live young. In some animals like in sponges fertilization is internal.............

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