UPSC Prelims 2019 GS Paper I · Q29 of 100 Environment & Ecology medium

Consider the following pairs : Wildlife Naturally found in 1. Blue-finned Mahseer : Cauvery River 2. Irrawaddy Dolphin : Chambal River 3. Rusty-spotted Cat : Eastern Ghats Which of the pairs given above are correctly matched?

  1. (a) 1 and 2 only
  2. (b) 2 and 3 only
  3. (c) 1 and 3 only ✓ UPSC's answer
  4. (d) 1, 2 and 3

Why the answer is (c)

• Pair 1 is correct: the blue-finned mahseer (Tor khudree) is native to the Cauvery and other peninsular rivers.

• Pair 3 is correct: the rusty-spotted cat, the world's smallest wild cat, occurs in dry and moist forests of the Eastern Ghats, Western Ghats and central India.

• Pair 2 is wrong: the Irrawaddy dolphin lives in brackish coastal waters — Chilika Lake and the Sundarbans; the Chambal has the Gangetic river dolphin.

• Hence 1 and 3 only, option (c).

Why the other options are wrong

(a) 1 and 2 only
Pair 2 is wrong: Irrawaddy dolphins are in Chilika, not Chambal.
(b) 2 and 3 only
Pair 2 is wrong; pair 1 is correct.
(d) 1, 2 and 3
Pair 2 is wrong.

Asked in the GS Paper I of the UPSC Civil Services Preliminary Examination 2019, held on 2 June 2019. Question and answer key: Union Public Service Commission. Explanation: UPSC Answer Check.

Reading the answer is not the same as getting it right under a clock. Practise this question with UPSC's negative marking, and anything you miss goes into an error notebook until you get it right twice.

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