GK Quiz on Human Blood

GK Quiz on Human Blood

GK Quiz on Human Blood. This section consists of Questions and Answers on blood which will help to understand more about it. Try our various quiz on different topics which is hepful for competetive examinations.

Blood is a body fluid in the circulatory system of humans and other vertebrates that delivers necessary substances such as nutrients and oxygen to the cells, and transports metabolic waste products away from those same cells.

GK Quiz on Human Blood

1. What is the PH value of Human blood?
a) 6.2
b) 6.9
c) 7.4
d) 8.2

Click here to View Answer
Answer c) 7.4
Blood pH is regulated to stay within the narrow range of 7.35 to 7.45

2. Which among the following is also called as erythrocytes?
a) Red blood cells
b) White blood cells
c) Platelets
d) All the above

Click here to View Answer
Answer a) Red blood cells.
Red Blood Cells carry oxygen from the lungs to all the cells of the body.

3. Which among the following has fight infection and protect us from diseases?
a) Red blood cells
b) White blood cells
c) Platelets
d) Plasma

Click here to View Answer
Answer b) White blood cells.

4. Haemoglobin consists of iron in its cells and it turns red when it combines with ___________.
a) Mucus
b) Carbon-di-oxide
c) Oxygen
d) Platelets

Click here to View Answer
Answer c) Oxygen.

5. How many blood groups are there?
a) Two
b) Three
c) Four
d) Five

Click here to View Answer
Answer c) Four.
There are four major blood groups namely A, B, AB and O.

6. The average blood volume for an adult is about
a) 25 liters
b) 2 liters
c) 15 liters
d) 5 liters

Click here to View Answer
Answer d) 5 liters.

7. What percentage of body weight is blood?
a) 191
b) 55%
c) 28%
d) 8%

Click here to View Answer
Answer d) 8%.
In the human body, blood is present only in the heart and blood vessels.

8. Other than water, the most common component of plasma is
a) oxygen
b) urea
c) protein
d) Iron

Click here to View Answer
Answer c) protein.

9. The healthy range for hemoglobin for women is__________ per deciliter.
a) 11.6 to 15 grams
b) 9.6 to 13 grams
c) 6 to 11 grams
d) 14.6 to 19 grams

Click here to View Answer
Answer a) 11.6 to 15 grams.

10. The large molecules found on the surface of RBC’s is called as__________________.
a) Antigens
b) Antibody
c) Allele
d) Hemostatis

Click here to View Answer
Answer a) Antigen

Check out our latest videos on youtube