Five Kingdom System
Proposed by R.H. Whittaker ($1969$) based on cell structure, thallus organisation, mode of nutrition, reproduction, and phylogenetic relationships.
High-yield revision notes, key concepts, formulas, and CBSE board examination questions for Class 11 Biology.
Proposed by R.H. Whittaker ($1969$) based on cell structure, thallus organisation, mode of nutrition, reproduction, and phylogenetic relationships.