Tag: kingdom Monera

Characteristics of Kingdom Monera

Kingdom Monera: Important Characteristics It includes all the prokaryotic organisms like bacteria (cyanobacteria and actinomycetes). They act as important decomposers, nitrogen fixers, and mineralizers. All monerans are microscopic lacking true nucleus and cell bound organelles but have rigid cell wall. They may be autotrophic or heterotrophic in their mode of nutrition. The autotrophic monerans can

Five-Kingdom System of Classification

Five-Kingdom System of Classification: It is a mode of classification in which living beings have been distributed into five kingdoms. The classification was proposed by American taxonomist R.H.Whittaker in 1969. It excludes viruses from living beings. Basis of Classification: Complexity of cell structure- prokaryotic and eukaryotic. Complexity of Organism’s body or level of structural organisation-