50 BEST MCO 'S OF BIOLOGY *1. What is the body temperature of a normal man?* A. 81.1oC B. 36.9oC C. 98.6oC** D. 21.7oC *2. Which of the following helps in clotting of blood?* A. Vitamin B1 B. Vitamin B2 C. Vitamin D *D. Vitamin K** *3.Total volume of blood in a normal adult human being is* A. 5-6 liters*** B. 3-4 liters C. 8-10 liters D. 10-12 liters *4. Red blood corpuscles are formed in the* A. Liver *B. Bone marrow** C. Kidneys D. Heart *5. How many bones are there in an adult human being?* A. 210 B. 260 C. 206** D. 300 *6. The pancreas secretes* *A. Insulin** B. Bile juice C. Peptic juice D. None of these *7. Tibia is a bone found in the* A. Skull B. Arm *C. Leg** D. Face *8. The largest part of the human brain is the* A. Medulla oblongata B. Cerebellum *C. Cerebrum** 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 *10. The main constituent of hemoglobin is* A. Chlorine *B. ...
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