The Living World Question 2
2. It is much easier for a small animal to run uphill than for a large animal, because
[2016]
(a) it is easier to carry a small body weight.
(b) smaller animals have a higher metabolic rate.
(c) small animals have a lower $O_2$ requirement.
(d) the efficiency of muscles in large animals is less than in the small animals.
Show Answer
Answer : b
Hints & Solutions
(b) Basal metabolic rate is inversely proportional to body size. So smaller animals have a higher metabolic rate. Hence production of energy is more.
