Question

Which among the following provides the correct relationship between number of beats per minute and weight of an organism?

• A. Number of beats per minute will be high for animals with high body weight.
• B. Number of beats per minute will be low for animals with low body weight.
• C. Number of beats per minute will be high for animals with low body weight.
• D. There is no relation between number of beats per minute and weight of an organism.

Answer 1

The correct option is C Number of beats per minute will be high for animals with low body weight.

The number of beats per minute and the weight of an organism is inversely proportional to each other, i.e., Number of beats per minute will be high for animals with low body weight. For example, the number of beats per minute of a blue whale is too less than that of a coal tit.