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The Living World and Biological Classification

Biological classification systematises the enormous diversity of life using nomenclature rules, hierarchical taxonomic categories, and the five kingdom system, extending to viruses, viroids and lichens. IAT questions probe precise classification criteria and characteristic features of each group rather than memorised lists alone.

14 min readWeightage: 4–6 questions in IAT Biology30-question chapter test included
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The Living World and Biological Classification (Biology) is part of the CBSE board syllabus plan. Pick the batch by the year you appear in — Class 11 students join the two-year CBSE 2028 program, Class 12 students and repeaters join the one-year or crash program for CBSE 2027.

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