Monday 13 February 2017

Biology MCQ 002

Biology MCQ 002




1. The universal recipient belongs to blood group

(A) A

(B) B

(C) AB

(D) O


2. Rh+ blood is due to genes which are

(A) dominant

(B) recessive

(C) codominant

(D) neutral


3. The grouping of blood is based on substances called

(A) antibodies

(B) antigens

(C) antitoxin

(D) enzymes


4. Compared to the veins, the walls of arteries are

(A) thicker

(B) thinner

(C) similar

(D) very much thinner


5. Valves are present inside

(A) arteries

(B) capillaries

(C) veins

(D) aorta


6. Vessels proceeding to the heart are

(A) veins

(B) arteries

(C) capillaries

(D) lymph ducts


7. Vessels leaving the heart are

(A) veins

(B) arteries

(C) capillaries

(D) lymph ducts

8. Pulse rate is measured in the wrist by observing the jerks of blood in the

(A) veins

(B) capillaries

(C) arteries

(D) nerves


9. Blood clot inside blood vessels is prevented by

(A) heparin

(B) fibrinogen

(C) thrombin

(D) prothrombin


10. In one minute normally the heart beats

(A) 60 times

(B) 80 times

(C) 100 times
(D) 72 times

Answers


1. C

2. A

3. B

4. A

5. C

6. A

7. B

8. C

9. A

10. D


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