A) Four kingdoms
B) One kingdom
C) Two kingdoms
D) Three kingdoms
Correct Answer: A
Solution :
RH Whittaker (1969) an American taxonomist divided all the organisms into five kingdoms. These kingdoms are Monera, Protista Fungi Plantae and Animalia. Out of these five, only one kingdom, Monera contains all prokaryotes-like, bacteria mycoplasma, Actinomycetes and blue-green algae (cyanobacteria). Rest four kingdoms Protista, Fungi, Plantae and Animalia, ie, contain unicellular (Protista) to multicellular (Fungi, Plantae and Animalia) eukaryotic cell organisation.
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