The Living World Flashcards
Twin characteristics of growth
- Increase in mass
- Increase in no of individuals
Defining features of living beings
Growth & Reproduction aren’t the defining features of living organisms.
Metabolism, cellular organisation of the body, consciousness are defining features of living organisms
Range of no of species described
1.7 – 1.8 billion
What is biodiversity
The no and type of organism present on earth.
What is nomenclature ?
The naming of living organisms such that a particular organism is known by the same name all over the world.
Scientific name for plants are based on principles and criteria of
ICBN
ICBN full form
International Code for Botanical Nomenclature
For animals, scientific name are based on agreed principles and criteria by
ICZN
Full form of ICZN
International Code for Zoological Nomenclature
Who provided Binomial Nomenclature?
Carolus Linnaeus
According to Binomial Nomenclature the two components of name are
- Generic name
- Specific epithet
Biological names’ word are taken from which Language
Latin
Biological names are written in
Italics
What does the first word denote in a biological name?
Genus
What does the second word denote in the biological name?
Specific epithet
What is Classification?
The process by which anything is grouped into convenient categories based on some easily observable characters.
Scientific terms for categories
Taxa
The process of classification of all living organisms into different taxa
Taxonomy
Basic processes to Taxonomy
- Characterization
- Identification
- Classification
- Nomenclature
The branch of Biology which deals with the knowledge about different kinds of organism, their diversities and also the relationships among them
Systematics
Book by Linnaeus
Systema Naturae
Scientific terms for each rank (a unit of classification)
Taxon