It is much easier for a small animal to run uphill than for a large animal, because
1. It is easier to carry a small body weight
2. Smaller animals have a higher metabolic rate
3. Small animals have a lower O2 requirement
4. The efficiency of muscles in large animals is less than in the small animals

Subtopic:  Introduction to Locomotion |
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Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R): 

Assertion (A): Smooth muscle is fundamentally different from skeletal
muscle and cardiac muscle.
Reason (R): Smooth muscle is an involuntary non-striated muscle.


In the light of the above statements choose the correct answer from the options given below:

1. Both (A) and (R) are True and (R) is the correct explanation of (A).
2. Both (A) and (R) are True but (R) is not the correct explanation of (A).
3. (A) is True but (R) is False.
4. Both (A) and (R) are False.
Subtopic:  Introduction to Locomotion |
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