Multiple choice

Directions: Read the following information and answer the given question.

Raman had his first day at gym today. He had exercised hard over there for the first time. After reaching home he realised his calves are paining. His mother advised him to take rest and not to get worried as he had got cramps. Raman followed his mother's advice.

Which pathway of respiration is used for breakdown of glucose during strenuous exercise?

  1. Aerobic respiration in mitochondria

  2. Anaerobic respiration

  3. Aerobic respiration in cytoplasm

  4. Fermentation
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

When muscles work hard and oxygen is depleted, the body switches to anaerobic respiration to continue producing energy, resulting in lactic acid buildup.

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