Blood Composition and Circulation System Quiz

Question 1

What percentage of total body weight does blood constitute in the human body?

Accepted Answer

7 to 8%

Answer

10 to 12%

Answer

5 to 6%

Answer

3 to 4%

Question 2

Blood is composed of which two main parts?

Accepted Answer

Plasma and blood corpuscles

Answer

Red cells and white cells

Answer

Water and protein

Answer

Salt and hemoglobin

Question 3

Who discovered blood groups?

Accepted Answer

Landsteiner

Answer

Albert Einstein

Answer

William Harvey

Answer

Louis Pasteur

Question 4

What is the lifespan of red blood cells?

Accepted Answer

120 days

Answer

60 days

Answer

365 days

Answer

24 to 30 hours

Question 5

What is AB positive blood group called?

Accepted Answer

Universal receiver

Answer

Universal donor

Answer

Rare blood

Answer

Common blood group

Question 6

What is the lifespan of white blood cells?

Accepted Answer

24 to 30 hours

Answer

60 days

Answer

7 days

Answer

120 days

Question 7

What is the percentage of water in plasma?

Accepted Answer

90%

Answer

95%

Answer

70%

Answer

80%

Question 8

What is O positive blood group called?

Accepted Answer

Universal donor

Answer

Common blood type

Answer

Universal receiver

Answer

Rare blood

Question 9

What is the main function of platelets?

Accepted Answer

Help in blood clotting

Answer

Increase immunity

Answer

Carry nutrients

Answer

Transport oxygen

Question 10

What is the normal amount of blood in a woman's body?

Accepted Answer

4 to 5 liters

Answer

3 to 4 liters

Answer

5 to 6 liters

Answer

6 to 7 liters

Blood Composition and Circulation System

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