Zoology · 2011
NEET 2011 · Prelims · Code A · Q166
A large proportion of oxygen is left unused in the human blood even after its uptake by the body tissues. This O_2:
A large proportion of oxygen is left unused in the human blood even after its uptake by the body tissues. This $\displaystyle \mathrm{O}_2$ :
Official answer
(2)
acts as a reserve during muscular exercise
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NEET (UG) 2011 Zoology question, with the answer from NTA’s final answer key. Where our answers come from.