‘Kidney’ is related to ‘Excretion’ in the same way as ‘Heart’ is related to ‘_________’.
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. Blood Circulation
| Understanding | Application |
| The primary function of kidneys is excretion. |
Similarly, the primary function of the heart is blood circulation. Hence, Blood Circulation is the correct answer. |