Target SSC CGL 2017- Questions on Human Blood Set- 01

1.Which gas in air pollution can affect blood stream leading to death ? 
Ans- Carbon monooxide

2. Human blood is a viscous "fluid due to 
Ans- Proteins in blood 

3. What would happen if human blood becomes acidic ? 
Ans- Oxygen-carrying capacity of haemoglobin is decrease 

4. Normal human blood is : 
Ans- Alkaline 

5. The quantity of human blood is what percent of total weight ? 
Ans- 7% 

6. What is pH value of human blood ? 
Ans- 7.4 

7. After extracting febrinogen and protien out of plasma remaining plasma is called ____ 
Ans- Serum 

8. On an average how many litres of blood a human body have ? 
Ans- 5-6 litre ( Std. 5 liters according to SSC CGL)

9. Non-clotting of blood is caused by defeciency of ? 
Ans- Vitamin K 

10. White blood corpuscles are used by our body ? 
Ans- to combat infection 

11. ____ blood protein regulates the amount of water in plasma ? 
Ans- Albumin 

12. What would happen to red blood cells if the haem group were removed from haemoglobin? 
Ans- Red blood cells would not be able to bind oxygen. 

13. The hormone erythropoietin stimulates red blood cell production in the red bone marrow. Where in the body is erythropoietin produced? 
Ans- Kidney 

14. The formation of a blood clot is known as ___ 
Ans- Coagulation 

15. Platelets are formed from what type of cell? 
Ans- Megakaryocytes 

16. An increased white blood cell count is indicative of which disease? 
Ans- Leukaemia 

17. Erythrocyte is another name for a: 
Ans- Red cell 

18. The relatively clear liquid medium which carries the other cells of blood is called: 
Ans- Plasma 

19. Which are likely to increase in quantities when the body is under attack from bacteria? 
Ans- leukocytes 

20. Blood group of human was discovered in 1900 by ____ 
Ans- Karl Landstiener 

21. Which blood group is universal blood donor? 
Ans- O Rh D negative 

22. Which blood group is universal blood Recipient? 
Ans- AB Rh D positive