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Infectious Agents Review

Total questions: 50

Worksheet time: 38mins

Name
Class
Date
1.

The study of the spread of disease is a type of science called...

a)

biology

b)

chemistry

c)

epidemiology

d)

paleontology

2.

A disease that is caused by a pathogen

a)

infectious disease

b)

vaccine

c)

non-infectious disease

d)

host

3.

What type of pathogen is shown in the illustration?

a)

fungus

b)

bacterium

c)

parasite

d)

virus

4.

Which practice prevents the spread of germs?

a)

Blowing your Nose

b)

Reusing the same Tissue

c)

Washing your Hands Often

d)

Coughing into your Hand

5.

Which statement describes the difference between a noninfectious and an infectious disease?

a)

Noninfectious can be caused by environmental factors and infectious diseases are caused by pathogens.

b)

Noninfectious can be caused by bacteria and infectious diseases are caused viruses.

c)

Noninfectious can be caused by viruses and infectious diseases are caused bacteria and fungi.

d)

Noninfectious can be caused by pathogens and infectious diseases are caused environmental factors.

6.

Any living or nonliving thing that causes infectious diseases.

a)

Pathogen

b)

Bacteria

c)

Fungi

7.

An organism that lives on and feeds on another organism, called a host.

a)

Parasite

b)

Fungi

c)

Bacteria

8.

What is one way in which a virus is different from a bacteria?

a)

A virus can't reproduce on its own.

b)

Only bacteria can cause disease.

c)

Viruses contain DNA, but bacteria don't.

d)

A bacteria is much smaller than a virus.

9.

Which disease is caused by a virus?

a)

Strep throat

b)

Common cold

c)

Athlete's foot

d)

Malaria

e)

Creutzfeldt-Jakob Disease

10.

Which disease is caused by a bacterium?

a)

Strep throat

b)

Common cold

c)

Athlete's foot

d)

Malaria

e)

Creutzfeldt-Jakob Disease

11.

Covering your mouth when you cough or sneeze is recommended to:

a)

prevent germs from entering your body

b)

get rid of germs from inside your body

c)

avoid getting other people sick

d)

warn other people that you are sick

12.

A virus infects a host in order to:

a)

Take in Nutrients

b)

Make a Host Sick

c)

Destroy the Host's Cells

d)

Make copies of Itself

13.

Each of the following statements is true, except:

a)

Viruses come in different types

b)

Viruses affect living cells

c)

Viruses can replicate without hosts

d)

Viruses can cause illnesses

14.

Which disease is caused by a fungus?

a)

Strep throat

b)

Common cold

c)

Athlete's foot

d)

Malaria

e)

Creutzfeldt-Jakob Disease

15.
Which system fights disease?
a)
excretory
b)
nervous
c)
immune
d)
digestive
16.

The ability to resist or recover from an infectious disease

a)

virus

b)

immunity

c)

community

d)

pathogen

17.

Tiny one-celled creatures that can live inside or outside of the body.

a)

virus

b)

bacteria

c)

fungi

d)

parasite

18.

Multi-celled organisms that can only reproduce inside another living thing.

a)

fungi

b)

parasite

c)

virus

d)

bacteria

19.

A substance prepared from dead or weakened pathogens that is introduced into the body.

a)

host

b)

parasite

c)

immunity

d)

vaccine

20.

Multi-celled plant-like organism that takes it's nutrients from a plant, tree, or animal.

a)

parasite

b)

virus

c)

fungi

d)

bacteria

21.
Which of these statements is true?
a)
All bacteria are harmful.
b)
All bacteria help people.
c)
Some bacteria are helpful and some are harmful.
d)
Bacteria are not necessary for life on Earth.
22.
Viruses are...
a)
prokaryotic
b)
eukaryotic
c)
non-living
d)
endospores
23.

Any organism that has another organism living in or on it is called a

a)

virus

b)

fungi

c)

host

d)

bacteria

24.

Any agent that causes disease is a .

a)

bacteria

b)

virus

c)

fungi

d)

pathogen

25.

Made up of tissues and specialized white blood cells that recognize and attack foreign substances in the body.

a)

immune system

b)

pathogen

c)

community system

d)

vaccine

26.

Diseases that are caused by hereditary or environmental factors

a)

immunity

b)

non-infectious diseases

c)

immune system

d)

community system

27.

An abnormal condition, or a disorder that affects part of all of an organism

a)

vaccine

b)

disease

c)

immunity

d)

community

28.

This type of pathogen can be treated with antibiotics

a)

bacteria

b)

virus

c)

fungi

d)

parasite

29.

The ability to maintain a stable internal environment is called

a)

immunity

b)

homeostasis

c)

community

d)

health

30.

Another name for inflammation is

a)

macrophage

b)

host

c)

swelling

d)

infection

31.

Your white blood cells, "B" cells create________ to fight pathogens.

a)

bacteria

b)

macrophage

c)

viruses

d)

antibodies

32.

________ = a chemical that kills or inhibits growth of bacteria.

a)

Fungus

b)

Bacteria

c)

Antibiotic

d)

Disease

33.

__________ = an agent capable of producing infection.

a)

Virus

b)

Bacteria

c)

Infectious Agent

d)

Fungus

34.

__________ = an organism made of many cells that cannot make its own food and cannot move; like mushrooms.

a)

Antibiotic

b)

Bacteria

c)

Parasite

d)

Fungus

35.

These infectious agents can ONLY multiply once they are inside of their host (animal that they infect).

a)

Virus

b)

Bacteria

c)

Fungus

36.

Rhinovirus (the common cold) is an example of...

a)

Virus

b)

Bacteria

c)

Fungus

37.

Covid-19 is an example of...

a)

Virus

b)

Bacteria

c)

Fungus

38.

Influenza (the flu) is an example of...

a)

Virus

b)

Bacteria

c)

Fungus

39.

Ringworm is an example of...

a)

Virus

b)

Bacteria

c)

Fungus

40.

True or False: You can take antibiotics to treat a virus.

a)

True

b)

False

41.

Ryan was ill for several days, so his mom took him to the doctor. The doctor said Ryan had a virus and did not prescribe an antibiotic. Why?

a)

He had a bacterial infection

b)

He wasn't sick enough.

c)

Viruses are not treated by antibiotics

42.

If a person eats food containing tapeworm eggs, tapeworms can enter the intestines. Which type of organism is a tapeworm?

a)

Bacteria

b)

Parasite

c)

Fungi

d)

Virus

43.

How are viruses different than bacteria?

a)

Bacteria isn't alive and viruses are.

b)

Bacteria and viruses are harmful to humans

c)

Viruses are not alive and bacteria are

44.

What is the Independent/Manipulated variable?

a)

Length in cm

b)

Weeks

c)

Cress Growth

d)

Plastic or Cloth covering

45.

What is the Dependent/Responding Variable?

a)

Length in cm

b)

Weeks

c)

Cress Growth

d)

Plastic or Cloth covering

46.

Which climate has the lowest precipitation level?

a)

Climate A

b)

Climate B

c)

Climate C

d)

none of the climates are low

47.

What is the difference between the number of frogs in the pond when the rainfall was 5cm and when the rainfall was 20cm?

a)

20

b)

40

c)

50

d)

60

48.
What label is along the y-axis in this graph?
a)
Copyright 2007
b)
Lines
c)
Age in Years
d)
Number of Teens
49.
The X axis is _______?
a)
vertical
b)
diagonal
c)
criss-cross
d)
horizontal
50.
The Y axis is _______?
a)
Vertical
b)
Horizontal
c)
criss-cross
d)
diagonal