Fact
(i) Two 'Realms
In world eight terrestrial biogeo graphic realms are typically recognized.
They are
(ii) Biomes of India: The term biome means the main groups of plants and animals living in areas of certain climate patterns.
(iii) The five biomes of India are:
(iv) Bio-geographic Zones
(v) Vertebrates-
(vi) Invertebrates
(vii) Annelids
(viii) Molusks
(ix) Echinoderms
(i) Algae
(ii) Fungi:
(iii) Bacteria
(iv) Lichens
(v) Bryophvtes
(vi) Pteridophvtes
Have well-differentiated plant bodies, consisting of roots, stems and leaves. Moreover, they possess vascular bundles.
(vii) Gymnosperms
(viii) Angiosperms:
(ix) Crop genetic diversity
The national gene bank at National Bureau Of Plant Genetic Resources (NBPGR), Delhi is primarily responsible for conservation of unique accessions on long-term basis, as base collections for posterity, predominantly in the form of seeds
(x) Livestock genetic diversity
India ranks first in buffaloes, second in cattle and goats, third in sheep, fourth in ducks, fifth in chicken and sixth in camels in the world.
(i) Himalayan foothills
(ii) Western Himalayas (High altitude region)
(iii) Eastern Himalayas
(iv) Peninsular India
(v) Indian desert
(vi) Tropical rain forest region
(vii) Andaman and Nicobar Islands
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