Question

Why four kingdom system of classification
proposed by R. H. Whittaker
failed?​

Answer 1

Explanation:

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Answer 2

Answer:

because there are some drawback of five kingdom classification system which was given by R. H Whittaker.

1) He didn't not mention virus, viroids , prions, and lichens in his classification system.

2) chlamydomonas and chlorella are placed together in kingdom protista.