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Question

What do you mean by classification? Name the levels of classification proposed by Linnaeus. Define the smallest unit of classification.
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Solution

Two definitions : 1 Mark each
Levels : 1 Mark

Classification is the arrangement of animals and plants in taxonomic groups according to their observed similarities.

Classification system as proposed by Linnaeus use a hierarchical system in which organisms are placed into groups, at different levels, according to the features they share. These groups or levels are :
Kingdom, Phylum, Class, Order, Family, Genus and Species

Species is the smallest unit of classification. A species is defined as a group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding.


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