Question

Write the merits and demerits of the five-kingdom classification.

Answer 1

Merits:

1. This system of classification is more scientific and natural.
2. This system of classification clearly indicates the cellular organization, mode of nutrition, and characteristics of the early evolution of life.
3. It is the most accepted system of modem classification as the different groups of organisms are placed phylogenetically.
4. It indicates the gradual evolution of complex organisms from simpler ones.

Demerits:

1. This system of classification of viruses has not been given a proper place.
2. Multicellular organisms have originated several times from protists.
3. This type of classification has been drawn back with reference to the lower forms of life.
4. Some organisms included under Protista are not eukaryotic.