For many taxonomic groups, species inventories are more complete in ______ than in tropical countries.
2 of 15
An overwhelmingly large proportion of the species waiting to be discovered are in the ______ .
3 of 15
A more conservative and scientifically sound estimate made by ______ places the global species diversity at about ______ .
4 of 15
There are more than 20,000 species of ants, 3,00,000 species of beetles, 28,000 species of fishes and nearly ______ species of orchids.
5 of 15
In our biosphere immense diversity (or heterogeneity) exists not only at the species level but at all levels of biological organisation ranging from ______ within cells to biomes .
6 of 15
Biodiversity is the term popularised by the sociobiologist ______ to describe the combined diversity at all the levels of biological organisation.
7 of 15
Biodiversity are following types Genetic, ______, Ecological.
8 of 15
Genetic diversity: A ______ might show high diversity at the genetic level over its distributional range
9 of 15
The genetic variation shown by the medicinal plant ______ growing in different Himalayan ranges might be in terms of the potency and concentration of the active chemical (reserpine) that the plant produces.
10 of 15
India has more than 50,000 genetically different strains of rice, and 1,000 varieties of ______ .
11 of 15
Species diversity: The diversity at the species level, for example, the Western Ghats have a greater ______ species diversity than the Eastern Ghats.
12 of 15
At the ecosystem level, India, for instance, with its deserts, rain forests, mangroves, coral reefs, wetlands, estuaries, and alpine meadows has a greater ecosystem diversity than a Scandinavian country like ______ .
13 of 15
It has taken millions of years of evolution, to accumulate this rich diversity in nature, but we could lose all that wealth in less than ______ if the present rates of species losses continue
14 of 15
According to the International Union for Conservation of Nature and Natural Resources (IUCN) (2004), the total number of plant and animal species described so far is slightly more than ______
15 of 15
More than 70 per cent of all the species recorded are animals, while plants (including algae, fungi, bryophytes, gymnosperms and angiosperms) comprise no more than ______ per cent of the total.
Mediquiz