Answer:
(a)
No, the answer is not correct. Sometimes during rigorous physical work or
exercise the amount of oxygen declines in our muscle cells. At this time when
the oxygen in less in amount, pyruvate breaks down due to insufficient oxygen
and form lactic acid instead of carbon dioxide and water.
Cramps are formed in the body of cricketers due to the sudden formation
of lactic acid. (2)
(b) The values shown by Nisha are attentiveness and carefulness.
(1)
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