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NTA AbhyasNTA Abhyas 2020Reproduction in Organisms
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The type of fertilization in which the male and female gametes unite outside the body, in water is called external fertilization. Algae, amphibians and bony fishes undergo external fertilization. The type of fertilization in which the male and female gametes unite inside the body is called internal fertilization. Fungi, higher plants and most of the higher animals undergo internal fertilization.