Discover how life on Earth varies across ecosystems, species, and genetic levels, and the methods used to categorize this diversity.
A species is a group of individual organisms with fundamental similarities. Distinct morphological differences are used to distinguish one closely related species from another.
Ref: NCERT Class 11 Biology Chapter 1: The Living World Diversity in the Living World
Standardised nomenclature ensures that a particular organism is known by the same scientific name throughout the world, avoiding confusion caused by different local names.
Ref: NCERT Class 11 Biology Chapter 1: The Living World Diversity in the Living World
When a biological name is handwritten, the generic name and specific epithet are underlined separately. In printed form, both words are italicised.
Ref: NCERT Class 11 Biology Chapter 1: The Living World Diversity in the Living World
The earliest classifications were based on the usefulness of organisms to humans, particularly as sources of food, clothing and shelter.
Ref: NCERT Class 11 Biology Chapter 1: The Living World Diversity in the Living World
Modern taxonomic studies use external and internal structure, cell structure, developmental processes and ecological information.
Ref: NCERT Class 11 Biology Chapter 1: The Living World Diversity in the Living World
Standardised nomenclature ensures that a particular organism is known by the same scientific name throughout the world, avoiding confusion caused by different local names.
Ref: NCERT Class 11 Biology Chapter 1: The Living World Diversity in the Living World
Wheat belongs to the genus Triticum, family Poaceae and order Poales.
Ref: NCERT Class 11 Biology Chapter 1: The Living World Diversity in the Living World
The International Code for Botanical Nomenclature provides agreed principles and criteria for assigning scientific names to plants.
Ref: NCERT Class 11 Biology Chapter 1: The Living World Diversity in the Living World
Humans belong to the genus Homo, family Hominidae, order Primata and class Mammalia. Therefore, Hominidae and Primata occur between genus and class.
Ref: NCERT Class 11 Biology Chapter 1: The Living World Diversity in the Living World
Modern taxonomic studies use external and internal structure, cell structure, developmental processes and ecological information.
Ref: NCERT Class 11 Biology Chapter 1: The Living World Diversity in the Living World
When a biological name is handwritten, the generic name and specific epithet are underlined separately. The generic name begins with a capital letter, while the specific epithet begins with a small letter.
Ref: NCERT Class 11 Biology Chapter 1: The Living World Diversity in the Living World
The earliest classifications were based on the uses of organisms because human beings required sources of food, clothing and shelter.
Ref: NCERT Class 11 Biology Chapter 1: The Living World Diversity in the Living World
