Biology Chapter 1 Cell Youtube Lecture Handouts for CBSE Board Exam

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  • Properties of life

  • Properties of life

  • Diversity in living world and their classification

  • Rules for nomenclature

  • Taxonomic categories

  • Tools for the study taxonomy

What is life?

Living Things

Non-living Things

Properties Of Life

Diversity in the Living World

  1. Systematics

  2. Taxonomy

  3. Classification

  4. Nomenclature and identification

General Rules for Nomenclature

  • In Latin & italics

    Homo sapiens

    (Genus) (Species)

  • Handwritten - underlined

  • First term- Capital letter

  • Second term – small letter

Taxonomic Categories


Tools to study Taxonomy

  • Herbarium

  • Botanical gardens

  • Museum

  • Zoological Parks

  • Wild life sanctuaries

  • National parks

  • Biosphere reserve

  • Key

Why is taxonomy useful?

- Prevent confusion among scientists

- Show how organisms are related

- Used to reconstruct phylogenies