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Biology 2 Module 9 Review: Infectious Disease

Total questions: 20

Worksheet time: 12mins

Name
Class
Date
1.

Organisms that cause disease are called __________________.

a)

hosts

b)

pathogens

c)

Phagocytes

d)

Flagellum

2.

All include pathogens EXCEPT for__________________.

a)

Bacteria

b)

Toxins

c)

Viruses

d)

Fungi

e)

Protists

3.

True or False: The flu is spread only by direct contact, such as kissing a person with the flu.

a)

True

b)

False

4.

True or False: Some vIruses and bacteria that live in food, water, and soil can cause disease.

a)

True

b)

False

5.

What is the smallest pathogen?

a)

protist

b)

bacteria

c)

virus

d)

fungi

6.
What sort of pathogen causes influenza (flu)?
a)
A bacterium
b)
A virus
c)
A fungus
d)
A protist
7.

Strep throat is caused by

a)

A bacterium.

b)

A virus.

c)

A fungi.

d)

A protist.

8.
Vaccines work by...
a)
killing pathogens that are already infecting a host
b)
helping antibodies build immunity against a specific pathogen
c)
causing the body to expel pathogens faster than normal
d)
preventing a specific pathogen from entering the body
9.

Which pathogen is treated with antibiotics?

a)

virus

b)

bacteria

c)

parasite

d)

fungi

10.
What do viruses need to reproduce?
a)
they need genetic material
b)
They need a host cell
c)
They need  bacteria
d)
They need insulin
11.
When a virus invades a living cell, its _______
takes over the cell's functions.
a)
outer coat
b)
genetic material
c)
core
d)
cytoplasm
12.
Antibiotics kill viruses
a)
True
b)
False
13.
Reasons that viruses are considered to be nonliving is because
a)
They are not cellular
b)
They cannot reproduce on their own
c)
They cannot make proteins
d)
all of the above
14.
How could you describe the size of a virus?
a)
Smaller than bacteria
b)
Larger than a parasite
c)
About the size of a dime
d)
Smaller than a proton
15.
What is the 1st step of virus infection?
a)
Entry
b)
Attachment
c)
Replication
d)
Assembly
16.

single celled organism that lacks a nucleus

a)

bacteria

b)

cell wall

c)

flagellum

d)

endospore

17.

a long, whip-like structure that helps a cell to move.

a)

pasteurization

b)

bacteria

c)

flagellum

d)

endospore

18.

a form of asexual reproduction in which one cell divides, forming two identical cells.

a)

binary fission

b)

conjugation

c)

decomposer

d)

pasteurization

19.

What shape are these bacteria?

a)

cocci

b)

bacili

c)

spirilla

d)

linguine

20.

Type of medicine used to kill bacterial infections.

a)

vaccine

b)

antibiotics

c)

pasteurization

d)

vitamins

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