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  9. Q22

UPPSC PCS 2013 · Question 22 of 149

Refrigeration helps in food preservation by:

Science

  1. Akilling of germs (bacteria)
  2. Breducing the rate of biochemical reactionCorrect
  3. Cdestroying the enzyme action
  4. Dsealing food with a layer of ice

Answer: B. reducing the rate of biochemical reaction

Explanation

Answer per the edurev.in solved-paper compilation.

Source: edurev.in UPPSC Prelims 2013 GS Paper I with Answer Key and Solutions

← Q21View full paper (149 questions)Q23 →

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