UPSC Civil Services Exam Prelims GS solved paper 2002

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Download from the link attached UPSC IAS Exam Prelims GS solved paper 2002 from the link below

1. A trader fixed the price of an article in such a way that by giving
a rebate of 10% on the price fixed he made a profit of 15%. If the
cost of the article is Rs 72, the price fixed on it is
(a) Rs 82.80
(b) Rs 90.00
©Â Rs 92.00
(d) Rs 97.80

2. Among living organisms, which one of the following is the most
responsible factor for bringing about the origin of a new species?
(a) Isolation
(b) Mutation
©Â Natural Selection
(d) Sexual Reproduction

3.For short­ term climate prediction, which one of the following
events, detected in the last decade, is associated with occasional
weak monsoon rains in the India subcontinent?
(a) La Nina
(b) Movement of Jet Streams
©Â El Nino and Southern Oscillations
(d) Greenhouse effects on global level

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