Class 11 Biology - Chapter 1: The Living World

Comprehensive vocabulary and terminology from Chapter 1: The Living World, covering characteristics of life, taxonomic hierarchy, nomenclature rules, and taxonomical aids.

Biology

The study of living organisms.

Growth

An increase in mass and number of cells.

Reproduction

The ability to produce offspring.

Metabolism

Chemical reactions occurring inside the body; it is considered the defining feature of life.

Cellular Organization

The state of living beings being made up of cells.

Consciousness

The ability to sense and respond to surroundings.

Nomenclature

The scientific naming of organisms.

Binomial Nomenclature

A naming system introduced by Carolus Linnaeus where each organism has two names: Genus and species.

Carolus Linnaeus

The Father of Taxonomy who introduced binomial nomenclature.

Taxonomy

The science of identification, classification, and nomenclature.

Species

The basic unit of classification.

Genus

A group of related species.

Family

A group of related genera.

Order

A group of related families.

Class

A group of related orders.

Phylum/Division

A group of related classes.

Kingdom

The highest taxonomic category.

Taxonomical Aids

Tools used for the identification and classification of organisms.

Herbarium

A collection of dried plant specimens mounted on sheets.

Botanical Gardens

Places where plants are grown for scientific study.

Museum

A place where preserved plants and animals are stored.

Zoological Parks

Places where wild animals are kept in protected conditions.

Key

A taxonomic aid that helps in identifying organisms based on contrasting characters.

Aristotle

The Father of Biology.

R.H. Whittaker

The scientist who proposed the Five Kingdom Classification.

Identification

The process of recognizing an organism.

Classification

The process of arranging organisms into groups.

Systematics

The study of diversity and the relationships between organisms.

Taxon

A unit of classification.