Biological Classification Question 2

2. Five kingdom system of classification suggested by R.H. Whittaker is not based on:

[2014]

(a) Presence or absence of a well defined nucleus.

(b) Mode of reproduction.

(c) Mode of nutrition.

(d) Complexity of body organisation.

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Answer : a

Hints & Solutions

(a) Five kingdom system of classification was proposed by R.H. Whittaker (1969). The five kingdom classification is based on the following criteria :

  • Complexity of cell structure-Prokaryotes or eukaryotes.
  • Complexity of organisms body Unicellular or multicellular.
  • Mode of obtaining nutrition-Autotrophic or heterotrophic.
  • Phylogenetic relationships.


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