2015 GS Paper I, all questions

UPSC Prelims 2015 · GS Paper I

Question 92: Science and Technology

H1N1 virus is sometimes mentioned in the news with reference to which one of the following diseases?

aAIDS
bBird flu
cDengue
dSwine flu

AnswerUPSC’s answer is (d).

H1N1 is the influenza A virus that caused the 2009 pandemic of swine flu. It spreads between people through respiratory droplets. Bird flu is caused by other strains, mainly H5N1, AIDS is caused by HIV, and dengue is a mosquito-borne viral disease. Remember: H1N1 means swine flu.

Why each option is right or wrong
  • (a) AIDS is caused by HIV, not H1N1.
  • (b) Bird flu is mainly H5N1, a different strain.
  • (c) Dengue is caused by the dengue virus, spread by Aedes mosquitoes.
  • (d) Correct: H1N1 causes swine flu.

Answer: UPSC’s key. Explanation: written by UPSC Grade, not by UPSC.

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Source: UPSC, Civil Services (Preliminary) Examination 2015, General Studies Paper I, Series A. The paper on upsc.gov.in.