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The immune system introduction

Total questions: 12

Worksheet time: 6mins

Name
Class
Date
1.

This sticky fluid traps any pathogens that try and get in our body

a)

Mucous Lining

b)

Blood

c)

Stomach Acid

d)

Skin

2.

What are two examples of chemical barriers?

a)

Lysozyme enzyme in our tears

b)

Skin

c)

White Blood Cells

d)

Stomach Acid

3.

Which of the following is the name for a micro-organism that can cause disease?

a)

Pathogen

b)

Antibodies

c)

B-cells

d)

Lymphocyte

4.

Which of the following is a type of white blood cell that will help to destroy pathogens which get past our physical barriers and chemical defences?

a)

bacterium

b)

antibody

c)

antigen

d)

lymphocyte

5.

What attaches to antigens and tags the pathogen for destruction?

a)

Pathogen

b)

Antibodies

c)

B-cells

d)

Lymphocyte

6.

Proteins called _______ can attach to the antigen and make it useless.

a)

antigen

b)

antibodies

c)

B cells

d)

T cells

7.

What do memory lymphocytes do?

a)

Kills the virus

b)

Eats the virus

c)

Patrol the area and make the immune system work faster next time.

d)

Makes antibodies

8.

The body's ability to destroy pathogens before they can cause disease is called:

a)

Tolerance

b)

Immunity

c)

Vaccine

d)

Inflammatory response

9.

Which cells produce antibodies to pathogens?

a)

Red blood cells

b)

Bacteria

c)

lymphocytes

d)

phagocytes

10.

The diagram shows a lymphocyte. What is the arrow pointing to on the surface of the lymphocyte?

a)

molecules called antigens

b)

molecules called antibodies

11.

The diagram shows a pathogen, what is the arrow pointing to on the surface of the pathogen?

a)

a molecule called an antigen

b)

a molecule called an antibody

12.

Rate how you feel about the subject matter this week (5 I really understand it, 1 star I did not understand any of it).

a)

5

b)

4

c)

3

d)

2

e)

1