IMPORTANT
TERMS:
· Biodiversity- The variety and variability among living
organisms and ecological complexes in which they occur (or) The totality of
genes, species and ecosystem of a region.
· Biosphere Reserve: A
protected area where multiple use of the land is permitted by dividing it into
certain zones (or) A special category of protected areas of land or coastal
environments, wherein people are an integral component of the system.
· Botanochemicals: Derivative
chemicals synthesized from plant products.
· Conservation:
The national management and care for the biosphere to avoid creation of
imbalance resulting in the destruction of habitats and the extinction of
species.
· Cryopreservation:
Storage of living materials at ultra low temperature (ie., -1960C in
liquid nitrogen.
· Endemic Species: The
species which are confined to a particular country.
· Extinction:
The elimination of a species.
· Exotic Species (Alien Species):
A species introduced in a country from another country.
· Hot Spots:
The richest and the most threatened reservoirs of plant and animal life on
earth.
· Megadiversity Zones:
The regions of the earth, which harbour a very large number of species.
· National Parks:
A protected area aimed at the betterment of wildlife, where human activities
are not permitted.
·
Red
Data Book (Red List): Book list containing a record of
threatened species.
·
Sanctuary:
A protected area aimed at the conservation of animals only, where certain human
activities such as harvesting of timber, collection of minor forest products
are permited.
·
Specification:
Refers to the evolution of new species.
·
Species
Richness: The number of species per unit area.
· Wildlife:
The living organisms in their natural habitats other than the cultivated plants
and domesticated animals.
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