Revision Notes For For Class 11 Biology Chapter 2 Biological Classification

The Biological Classification basically refers to the scientific procedure of assembling or arranging the known organisms into their respective series of group and subgroups. These biological classification is mainly based on their similarities in their characteristics and habitat. The scientific study of classification helps in understanding the different types along with the features of different living species of the ecosystem. Taxonomy is the science, which involves the naming, describing, and classification the organisms. The organisms are classified according to a system of seven ranks:

Kingdom– Phylum–Class–Order–Family–Genus–Species.

Later during 1950’s, an American scientist named R.H. Whittaker classified organisms into five kingdoms, and this classification was based on few characteristic features:

  • Cell Structure
  • Organization
  • Reproduction
  • Mode Of Nutrition
  • Phylogenetic Relationship.

The five kingdoms of biological classification are:

  • Kingdom Monera.
  • Kingdom Protista.
  • Kingdom Fungi.
  • Kingdom Plantae.
  • Kingdom Animalia.

CBSE Notes for Class 11 Biology Chapter 2- Biological Classification

For more information about the Biological Classification, click on the below-mentioned links.

Frequently asked Questions on CBSE Class 11 Biology Notes Chapter 2: Biological Classification

What organisms does kingdom monera consist of?

Kingdom Monera is a biological kingdom that consists of prokaryotes. This kingdom is composed of single celled organisms that lack a real nucleus.

What are the 5 main classifications of Plant kingdom?

The 5 main classification of the Plant kingdom are: 1. Thallophyta 2. Bryophyta 3. Pteridophyta 4. Gymnosperms 5. Angiosperms

What are some of the uses of ‘Fungi’?

Fungi is used for several purposes especially in the food industry and food preparation. It is also used to produce citric aicd, antibiotics and human hormones.

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