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Quiz on the Immune System

Total questions: 52

Worksheet time: 26mins

Name
Class
Date
1.

What are the two main types of immune systems?

a)

Innate and Adaptive

b)

Active and Passive

c)

Local and Herd

d)

Specific and Non-specific

2.

Which cells are primarily involved in the acquired immune response?

a)

Eosinophils and Basophils

b)

Phagocytes and Macrophages

c)

B lymphocytes and T lymphocytes

d)

Natural Killer cells

3.

What is the role of antibodies in the immune system?

a)

To destroy pathogens directly

b)

To produce cytokines

c)

To stimulate inflammation

d)

To recognize and bind to antigens

4.

Which organ is primarily responsible for producing T lymphocytes?

a)

Bone Marrow

b)

Thymus

c)

Lymph Nodes

d)

Spleen

5.

What type of immunity is provided by vaccines?

a)

Innate Immunity

b)

Natural Immunity

c)

Passive Immunity

d)

Active Immunity

6.

What is the function of phagocytes?

a)

To ingest and destroy microbes

b)

To produce antibodies

c)

To activate T cells

d)

To stimulate inflammation

7.

Which of the following is NOT a component of innate immunity?

a)

Phagocytes

b)

Stomach acids

c)

B cells

d)

Skin barriers

8.

What is the primary function of memory cells?

a)

To provide lasting protection against pathogens

b)

To activate complement proteins

c)

To stimulate inflammation

d)

To produce antibodies

9.

Which type of immunity is transferred from mother to child?

a)

Acquired Immunity

b)

Innate Immunity

c)

Active Immunity

d)

Passive Immunity

10.

What is the role of the complement system?

a)

To stimulate inflammation

b)

To enhance the ability of antibodies to kill bacteria

c)

To activate T cells

d)

To produce antibodies

11.

Which of the following is a type of active immunity?

a)

Natural infection

b)

Antibody transfer

c)

Breastfeeding

d)

Vaccination

12.

What is the main function of lymph nodes?

a)

To filter lymph and house immune cells

b)

To produce red blood cells

c)

To store fat

d)

To produce hormones

13.

Which cells are known as natural killer cells?

a)

A type of granulocyte

b)

A type of macrophage

c)

A type of phagocyte

d)

A type of lymphocyte

14.

What is the primary role of B cells?

a)

To produce antibodies

b)

To stimulate inflammation

c)

To destroy infected cells

d)

To activate T cells

15.

What type of vaccine uses live but weakened pathogens?

a)

DNA vaccine

b)

Subunit vaccine

c)

Inactivated vaccine

d)

Live-attenuated vaccine

16.

Which of the following is a characteristic of innate immunity?

a)

Antigen-specific response

b)

Memory formation

c)

Non-specific response

d)

Requires prior exposure

17.

What is the function of interferons?

a)

To stimulate inflammation

b)

To activate T cells

c)

To produce antibodies

d)

To inhibit viral replication

18.

Which type of immunity is developed after exposure to a pathogen?

a)

Natural Immunity

b)

Innate Immunity

c)

Acquired Immunity

d)

Passive Immunity

19.

What is the role of granulocytes in the immune system?

a)

To fight infections

b)

To produce antibodies

c)

To stimulate inflammation

d)

To activate T cells

20.

Which of the following is a type of passive immunity?

a)

Exposure to pathogens

b)

Natural infection

c)

Vaccination

d)

Antibody transfer from mother to child

21.

What is the primary function of the spleen?

a)

To produce red blood cells

b)

To store fat

c)

To produce hormones

d)

To filter blood and house immune cells

22.

What is the main role of cytokines?

a)

To stimulate inflammation

b)

To mediate communication between immune cells

c)

To produce antibodies

d)

To destroy pathogens

23.

Which type of immunity is characterized by the presence of memory cells?

a)

Acquired Immunity

b)

Passive Immunity

c)

Innate Immunity

d)

Natural Immunity

24.

What is the role of macrophages in the immune system?

a)

To activate T cells

b)

To ingest and destroy pathogens

c)

To produce antibodies

d)

To stimulate inflammation

25.

Which of the following is a characteristic of adaptive immunity?

a)

Immediate response

b)

Specific response to pathogens

c)

Non-specific response

d)

No memory formation

26.

What is the function of the thymus?

a)

To mature T lymphocytes

b)

To produce red blood cells

c)

To produce antibodies

d)

To filter lymph

27.

Which type of vaccine is made from killed pathogens?

a)

DNA vaccine

b)

Inactivated vaccine

c)

Live-attenuated vaccine

d)

Subunit vaccine

28.

What is the primary role of dendritic cells?

a)

To stimulate inflammation

b)

To destroy pathogens

c)

To produce antibodies

d)

To present antigens to T cells

29.

Which of the following is NOT a function of the immune system?

a)

Protection against pathogens

b)

Recognition of abnormal cells

c)

Removal of dead cells

d)

Production of hormones

30.

What is the role of the bone marrow in the immune system?

a)

To produce blood cells

b)

To filter lymph

c)

To mature T cells

d)

To produce antibodies

31.

Which type of immunity is characterized by immediate response?

a)

Natural Immunity

b)

Passive Immunity

c)

Acquired Immunity

d)

Innate Immunity

32.

What is the main function of the lymphatic system?

a)

To transport lymph and support immune function

b)

To produce hormones

c)

To filter blood

d)

To store fat

33.

Which of the following is a type of antigen-antibody reaction?

a)

Inflammation

b)

Phagocytosis

c)

Cytokine release

d)

Agglutination

34.

What is the role of eosinophils?

a)

To produce antibodies

b)

To stimulate inflammation

c)

To combat parasitic infections

d)

To activate T cells

35.

Which of the following is a characteristic of specific immunity?

a)

No memory formation

b)

Non-specific response

c)

Immediate response

d)

Requires prior exposure to a pathogen

36.

What is the primary function of the immune response?

a)

To filter blood

b)

To store fat

c)

To produce hormones

d)

To eliminate pathogens

37.

Which type of immunity is developed through natural infection?

a)

Active Immunity

b)

Innate Immunity

c)

Passive Immunity

d)

Acquired Immunity

38.

What is the role of the skin in the immune system?

a)

To produce antibodies

b)

To produce hormones

c)

To act as a physical barrier against pathogens

d)

To filter lymph

39.

Which of the following is a type of granulocyte?

a)

Neutrophils

b)

B cells

c)

T cells

d)

Macrophages

40.

What is the function of the inflammatory response?

a)

To produce hormones

b)

To produce antibodies

c)

To recruit immune cells to the site of infection

d)

To filter lymph

41.

Which type of immunity is characterized by the transfer of antibodies?

a)

Passive Immunity

b)

Active Immunity

c)

Innate Immunity

d)

Acquired Immunity

42.

What is the role of the spleen in the immune system?

a)

To produce red blood cells

b)

To store fat

c)

To produce hormones

d)

To filter blood and house immune cells

43.

Which of the following is a type of antibody?

a)

IgG

b)

Phagocyte

c)

Cytokine

d)

Antigen

44.

What is the primary function of T cells?

a)

To stimulate inflammation

b)

To destroy infected cells

c)

To activate B cells

d)

To produce antibodies

45.

Which of the following is NOT a type of vaccine?

a)

Synthetic

b)

Inactivated

c)

DNA

d)

Live-attenuated

46.

What is the role of antibodies in neutralization?

a)

To activate T cells

b)

To stimulate inflammation

c)

To block pathogen binding

d)

To destroy pathogens

47.

Which of the following cells is involved in the humoral immune response?

a)

Neutrophils

b)

B cells

c)

Macrophages

d)

T cells

48.

What is the primary role of the immune system?

a)

To store fat

b)

To filter blood

c)

To produce hormones

d)

To protect against pathogens

49.

Which of the following is a characteristic of passive immunity?

a)

Specific response

b)

Memory formation

c)

Requires prior exposure

d)

Immediate protection

50.

What is the role of the complement system in immunity?

a)

To enhance the ability of antibodies to kill pathogens

b)

To produce antibodies

c)

To activate T cells

d)

To stimulate inflammation

51.

Which type of immunity is characterized by the presence of memory cells?

a)

Natural Immunity

b)

Innate Immunity

c)

Acquired Immunity

d)

Passive Immunity

52.

What is the primary function of the immune response?

a)

To eliminate pathogens

b)

To produce hormones

c)

To store fat

d)

To filter blood