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Viruses

Total questions: 19

Worksheet time: 2hrs 39mins

Name
Class
Date
1.
Is a virus considered living or non-living?
a)
Living
b)
Non-Living
c)
Neither
2.
What is the first step of the virus reproduction cycle?
a)
The viruses genetic material (DNA) starts to take over the functions of the cell
b)
The host cell bursts open, releasing the new viruses
c)
The virus injects its genetic material into the cell
d)
A virus attaches to the surface of a host cell
3.
What is a way to become immune to a disease without first having the disease?
a)
antibiotics
b)
Anti-retroviral drugs
c)
Vaccinations
d)
Exposure Therapies
4.
What do viruses have in common with living cells? They both...
a)
store genetic information
b)
have chloroplasts
c)
use glucose for cellular respiration
d)
have endoplasmic reticulum
5.
True or False
The flu is caused by a virus.
a)
true
b)
false
6.
Antibiotics kill viruses
a)
True
b)
False
7.
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
8.
Viruses are cells. 
a)
True 
b)
False
9.
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
10.

Viruses are surrounded by a protein coat known as a

a)

Capsid

b)

Capsule

c)

Enzyme

d)

Nucleotide

11.

Bacteriophage is a form of bacteria

a)

FALSE

b)

TRUE

12.

Which viral life cycle allows viral genetic material to lay dormant while the host cell reproduces?

a)

lytic

b)

mitosis

c)

lysogenic

d)

S phase

13.

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

a)

lytic

b)

mitosis

c)

lysogenic

d)

S phase

14.

What is in the center of the virus?

a)

Nucleic Acids (RNA or DNA)

b)

Nucleus

c)

Capsid

d)

Glycoproteins (surface markers)

15.

How does Human Immunodeficiency Virus (HIV) replicate?

a)

Lytic Cycle

b)

Lysogenic Cycle

c)

Mitosis

d)

Binary fission

16.

How does influenza (flu virus) replicate?

a)

Lytic Cycle

b)

Lysogenic Cycle

c)

Mitosis

d)

Binary fission

17.

Which of these diseases was eradicated from the world with the help of vaccines?

a)

SARS

b)

HIV/AIDS

c)

Chickenpox

d)

Smallpox

18.

Which type of virus has spikes on the outside, giving it a "crown-like" appearance?

a)

Bacteriophage

b)

Coronavirus

c)

Norovirus

d)

Ebola virus

19.

The virus shown is best described as:

a)

bacteriophage

b)

enveloped

c)

rod / helical

d)

polyhedral

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