+1 vote
in Class 12 by kratos

Observe the table given below and answer the questions.

| Name of the animal | Weight of the body | Weight of the heart | Heart ** per minute** |
| Blue whale | 1,50,000 kgs | 750 kgs | 7 |
| Elephant | 3,000 kgs | 12-21 kgs | 46 |
| Man | 60 – 70 kgs | 300 grams | 76 |
| Koaltit | 8 grams | 0.15 grams | 1200 |

Why is the weight of heart less than body weight ?

1 Answer

+5 votes
by kratos
 
Best answer

The pumping device heart has to perform only circulation of bodily fluids in the body.

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