11. The main function of the kidney is*
A. To control blood pressure
B. To control body temperature
*C. To remove waste product from the body*
D. To help in digestion of food
*10. The main constituent of hemoglobin is*
A. Chlorine
*B. Iron*
C. Calcium
D. None of these
9. What is the main component of bones and teeth?*
A. Calcium carbonate
*B. Calcium phosphate*
C. Calcium sulphate
D. Calcium nitrate
*8. The largest part of the human brain is the*
A. Medulla oblongata
B. Cerebellum
*C. Cerebrum*
D. None of these
*7. Tibia is a bone found in the*
A. Skull
B. Arm
*C. Leg*
D. Face
sabbir hossain
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