Living World

NCERT CH1

Animals

Cell division occurs up to a certain age, after that it occurs to repair damaged tissues

Plants

Cell division occurs throughout their life span

Biodiversity

Term used to refer to the number of varieties of plant and animals on earth

Nomenclature

Standardized naming of living organism such that a particular organism is known by the name all over the world

Identification

Correct description of the organisms to facilitate naming

Need for classification

To organize the vast number of plants and animals into categories that could be named, remembered, studied and understood

ICBN

International Code of Botanical Nomenclature (for giving scientific name to plants.)

ICZN

International Code of Zoological Nomenclature (for giving scientific name to  animals.)

Taxonomy

Study of principles and procedures of classification

Each scientific name has two components

Generic name + Specific epithet

Family name of animals generally end with

' idea' suffix

Family name of plants generally end with

'acea' suffix