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Whittaker (1969) proposed how many kingdoms in biological classification?
A3
B2
C5 (Monera, Protista, Fungi, Plantae, Animalia)
D7
Answer & Solution
Correct answer: C. 5 (Monera, Protista, Fungi, Plantae, Animalia)
R.H. Whittaker's 5-kingdom system: Monera (prokaryotes), Protista (single-celled eukaryotes), Fungi (multicellular decomposers), Plantae (multicellular photoautotrophs), Animalia (multicellular heterotrophs). Based on cell structure, body organization, mode of nutrition, reproduction, phylogeny.
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