Blood Components and Functions: Interactive Learning Quizzes

Question 1

What is the primary function of red blood cells?

Accepted Answer

Carry oxygen

Answer

Fight infections

Answer

Aid in blood clotting

Answer

Regulate fluid balance

Question 2

What is the main role of white blood cells?

Accepted Answer

Fighting infections

Answer

Carrying oxygen

Answer

Clotting blood

Answer

Balancing fluids

Question 3

Which blood component is responsible for carrying oxygen and carbon dioxide throughout the body?

Accepted Answer

Red blood cells

Answer

White blood cells

Answer

Platelets

Answer

Plasma

Question 4

Which cells in the blood are part of the body's immune system, fighting off infections?

Accepted Answer

White blood cells

Answer

Red blood cells

Answer

Platelets

Answer

Plasma

Question 5

Which blood component is involved in the formation of blood clots to prevent excessive bleeding?

Accepted Answer

Platelets

Answer

Red blood cells

Answer

White blood cells

Answer

Plasma

Question 6

Which part of the blood is responsible for transporting nutrients, hormones, and waste products throughout the body?

Accepted Answer

Plasma

Answer

Red blood cells

Answer

White blood cells

Answer

Platelets

Question 7

Which of the following is not a type of white blood cell?

Accepted Answer

Red blood cell

Answer

Neutrophil

Answer

Lymphocyte

Answer

Monocyte

Question 8

Which type of haemoglobin is found in the red blood cells of babies before birth?

Accepted Answer

Haemoglobin F

Answer

Haemoglobin A1

Answer

Haemoglobin S

Answer

Haemoglobin C

Question 9

Which blood type is known as the universal donor, meaning it can be given to people with any blood type?

Accepted Answer

O+

Answer

A+

Answer

B+

Answer

AB+

Question 10

Which condition is characterised by a reduced number of red blood cells, leading to insufficient oxygen being carried to the body's tissues?

Accepted Answer

Anaemia

Answer

Leukaemia

Answer

Thrombocytopenia

Answer

Haemophilia

Question 11

Which organ is primarily responsible for producing blood cells?

Accepted Answer

Bone marrow

Answer

Liver

Answer

Spleen

Answer

Heart

Question 12

How do white blood cells help the body fight an infection?

Accepted Answer

They swallow and destroy harmful germs.

Answer

They create antibodies to attack pathogens.

Answer

They build a wall to keep germs out of the blood.

Answer

They carry germs to the lymph nodes.

Question 13

Which blood cell type is most prevalent?

Accepted Answer

Red blood cells

Answer

White blood cells

Answer

Platelets

Answer

Plasma

Question 14

What is the primary role of red blood cells?

Accepted Answer

Transporting oxygen

Answer

Combating infections

Answer

Stopping bleeding

Answer

Maintaining body temperature

Question 15

Which type of blood cell is incorrectly included in this list?

Accepted Answer

Thrombocytes

Answer

Neutrophils

Answer

Lymphocytes

Answer

Eosinophils

Question 16

What is the main function of platelets?

Accepted Answer

Facilitating blood clotting

Answer

Carrying oxygen

Answer

Combating infections

Answer

Regulating body pH

Question 17

Which component of blood exists in liquid form?

Accepted Answer

Plasma

Answer

Red blood cells

Answer

White blood cells

Answer

Platelets

Question 18

Which of the following white blood cells is primarily responsible for engulfing and destroying foreign particles and pathogens?

Accepted Answer

Neutrophils

Answer

Lymphocytes

Answer

Monocytes

Answer

Eosinophils

Question 19

Which type of white blood cell is the most abundant?

Accepted Answer

Neutrophil

Answer

Eosinophil

Answer

Lymphocyte

Answer

Monocyte

Question 20

Which blood component is essential for blood clotting?

Accepted Answer

Platelets

Answer

White blood cells

Answer

Red blood cells

Answer

Plasma

Question 21

What is the primary function of plasma?

Accepted Answer

Transport nutrients, hormones, and other molecules

Answer

Fighting infection

Answer

Clotting blood

Answer

Carrying oxygen

Question 22

What is the primary role of erythropoietin?

Accepted Answer

Stimulate red blood cell production

Answer

Increase white blood cell count

Answer

Regulate blood pressure

Answer

Promote platelet formation