MCQOPTIONS
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| 1. |
Identify X and Y (2015)'X'Organ of respiratory systemIntestineOrgan of 'y' system |
| A. | X = Heart; Y = Circulatory |
| B. | X = Knee; Y = Respiratory |
| C. | X = Lungs; Y = Digestive |
| D. | X = Kidney; Y = Excretory |
| Answer» D. X = Kidney; Y = Excretory | |