2000 General Studies, all questions

UPSC Prelims 2000 · General Studies

Question 110: Science and Technology

Soft drinks such as colas contain significant quantities of

acaffeine
bnicotine
ctannin
drenin

AnswerThe answer is (a).

Cola drinks contain caffeine, a mild stimulant that was originally from the kola nut and is now added as a flavouring. Nicotine is found in tobacco, tannin in tea, and renin is an enzyme of the stomach and kidney. Caffeine is also present in tea and coffee.

Why each option is right or wrong
  • (a) Right: colas contain caffeine.
  • (b) Nicotine is found in tobacco, not in soft drinks.
  • (c) Tannin is found in tea, not in significant quantity in colas.
  • (d) Renin is an enzyme of the body, not an ingredient of soft drinks.

Explanation: written by UPSC Grade, not by UPSC.

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Source: UPSC, Civil Services (Preliminary) Examination 2000, General Studies. UPSC's own paper isn't online; the words are from a published compilation. The paper on upsc.gov.in.