2011 CSAT, all questions

UPSC Prelims 2011 · CSAT

Question 46: Reading Comprehension

Passage · as printed by UPSC
Passage beginning “A species that exerts an influence out…”Passage beginning “A species that exerts an influence out…”

Which of the following is/are implied by the passage ?

  1. 1.Mussels are always hard competitors for sea stars.
  2. 2.Sea stars of the Pacific coast have reached the climax of their evolution.
  3. 3.Sea stars constitute an important component in the energy flow in intertidal ecosystem.

Which of the statements given above is/are correct ?

a1 and 2
b2 only
c1 and 3
d3 only

UPSC published no Prelims answer keys before 2012.

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Source: UPSC, Civil Services (Preliminary) Examination 2011, General Studies Paper II (CSAT), Series A. The paper on upsc.gov.in.