Question

State the merits and demerits of Whittaker's method of classification

Answer 1

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R.H. Whittaker was responsible for the 5 kingdom classification.

Merits:

1. This system is accepted everywhere due to the phylogenetic placing of different groups of living organisms scientifically.
2. The prokaryotes are placed in an individual kingdom.
3. Fungi are placed in a separate kingdom due to its characteristics.
4. The evolution is clearly explained with more information from  cellular organization, characteristics and modes of nutrition.  
5. Kingdom protista contained all unicellular eukaryotes.

Demerits:

1. The higher kingdoms does not include a single ancestor.
2. Viruses are not properly classified.
3. The kingdom protista was not classified properly as it contained different organisms with a cell wall and also without a cell wall.

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