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Environment & EcologyEasy

Which is the largest biogeographic zone of India by area?

  1. A.Semi-Arid zone
  2. B.Deccan Peninsula
  3. C.Gangetic Plain
  4. D.Himalaya

Correct answer

B. Deccan Peninsula

Explanation

The correct answer is B, Deccan Peninsula. The Deccan Peninsula zone covers about forty-two per cent of the country, roughly two-fifths, stretching over the central highlands, Chota Nagpur, the eastern highlands and the Deccan plateau, and it carries most of India sal and teak forests and tiger reserves. Option A is wrong because the Semi-Arid zone, with about fifteen to sixteen per cent, is the second largest and not the largest. Option C is wrong because the Gangetic Plain accounts for roughly eleven per cent, large in population but much smaller in area than the Deccan. Option D is wrong because the Himalayan zone covers about seven per cent, and even adding the Trans-Himalaya to it does not approach the Deccan figure. Candidates should also remember the other end of the table: the Islands zone, about 0.03 per cent, is the smallest.

Read the full article: Biogeographic Zones of India: All 10 Zones and Wildlife

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Q1.Environment & EcologyEasy

The division of India into ten biogeographic zones was given by which pair of scientists?

  1. A.Champion and Seth
  2. B.Rodgers and Panwar
  3. C.Hooker and Thomson
  4. D.Salim Ali and Ripley
Show answer
Correct answer: B. Rodgers and Panwar

W. A. Rodgers and H. S. Panwar of the Wildlife Institute of India proposed the ten-zone biogeographic classification in 1988 while planning a representative wildlife protected area network for the country, and the ten zones with their biotic provinces are still the official framework.

Q3.Environment & EcologyMedium

The cold desert of Ladakh and Lahaul-Spiti belongs to which biogeographic zone of India?

  1. A.Himalaya
  2. B.Trans-Himalaya
  3. C.Indian Desert
  4. D.Semi-Arid
Show answer
Correct answer: B. Trans-Himalaya

The Trans-Himalaya is the belt lying beyond the Great Himalaya in Ladakh, Lahaul-Spiti and northern Sikkim; it is a cold desert because it stands in the rain shadow of the high ranges, and it is the one Indian zone whose fauna, such as the kiang, wild yak and black-necked crane…

Q4.Environment & EcologyAsked in: SSC CGL · 18 Jul 2023, Shift 4Medium

Where in India are the Sundari trees that provide durable and hard timber found?

  1. A.Tropical Deciduous Forests
  2. B.Mangrove Forests
  3. C.Montane Forests
  4. D.Tropical Evergreen Forests
Show answer
Correct answer: B. Mangrove Forests

The sundari is a mangrove tree of the tidal deltaic forests of the Coasts biogeographic zone, and the Sundarbans of the Ganga-Brahmaputra delta take their name from it; its wood is hard and durable, and like other mangroves it has salt tolerant roots and breathing roots in the waterlogged mud.

Q5.Environment & EcologyMedium

The lion-tailed macaque and the Nilgiri tahr are characteristic animals of which biogeographic zone?

  1. A.Deccan Peninsula
  2. B.Western Ghats
  3. C.North-East India
  4. D.Coasts
Show answer
Correct answer: B. Western Ghats

The Western Ghats zone includes the hill chain and the Malabar coastal plain, and its wet evergreen forests and high shola grassland mosaic hold a very high share of endemic species, among them the lion-tailed macaque of the rainforest canopy and the Nilgiri tahr of the Eravikulam grasslands.