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Bacteria vs Viruses

Total questions: 12

Worksheet time: 6mins

Name
Class
Date
1.

Prokaryotes do not have a nucleus. Which of the following is an example of a prokaryote?

a)

Virus

b)

Plant

c)

Bacteria

d)

Fungi

2.
A person with AIDS is likely to develop infectious diseases because the virus that causes AIDS
a)
destroys cancerous cells
b)
damages the immune system
c)
increases the rate of antibody production
d)
increases the rate of microbe destruction
3.

T/F All bacteria are bad

a)

True

b)

False

4.

Besides DNA or RNA, what else is a virus made of?

a)

a cell wall

b)

a cell membrane

c)

a protein coat

d)

a carbohydrate coat

5.
Scientists classify viruses as nonliving.
a)
True
b)
False
6.

Which of the following is true for both bacteria and viruses?

a)

both contain genetic material

b)

can be killed using antibiotics

c)

have a cell membrane

d)

have a protein coat

7.

Which statement is true about viruses?

a)

Viruses can eat and metabolize food.

b)

Viruses can reproduce only using a host cell.

c)

Viruses can reproduce on their own at any time.

d)

Viruses contain DNA, so they are alive.

8.

Which viral life cycle kills its host cell by lysing (bursting)?

a)

Lysogenic Cycle

b)

Lytic Cycle

c)

Binary Fission

d)

Conjugation

9.
What helps prevent viral diseases?
a)
Vaccines
b)
Antibiotics
c)
Herbal tea
d)
Gene Therapy
10.

A viral infection that weakens a person's immune system for the rest of their life is..

a)

strep throat

b)

HIV/AIDS

c)

tuberculosis

d)

the plague

11.

Viruses in the lysogenic cycle can be DORMANT. This means they....

a)

are resting and waiting to attack

b)

speed up reactions

c)

are infecting quickly

d)

catalyzing proteins

12.

T/F The influenza virus (flu) is an example of a virus that goes through the lytic cycle.

a)

True

b)

False