2011 CSAT, all questions

UPSC Prelims 2011 · CSAT

Question 31: Data Interpretation

Passage · as printed by UPSC
Passage beginning “During a party, a person was exposed…”

Which region/regions of the curve correspond/corresponds to incubation phase of the infection ?

a curve of Number of Bacteria (vertical axis, from 0) against Time (horizontal axis) divided into regions A, B, C, D and E: it starts low at A, rises through B to a peak at C and D, then falls through E towards zero
aA only
bB only
cB and C
dNo part of the curve indicates the incubation phase

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.