kingdom animalia full chapter class 7
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The classification of organisms is done by Robert Whittaker. He has classified kingdoms into 5 different groups out of which animalia is also a kingdom.
Under this different categories of animals come like porifera, nematoda, platyhelminthes, porifera, vertebrates, arthropoda
vertebrates are further divided into pisces, aves, reptilia, Mammalia and amphibia.
these are broadly classified on the besis of heart chambers, warm blooded cold blooded, mode of respiration,nutrition and whether they are oviparous or viviparous.
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