WorksheetsViruses
Total questions: 20
Worksheet time: 17mins
Name
Class
Date
1.
Which is not one of the 6 characteristics of all living things?
a)
Needs oxygen
b)
Grows and Develops
c)
Reproduces
d)
Made of Cells
2.
Is a virus considered living or non-living?
a)
Living
b)
Non-Living
c)
Neither
3.
Can a virus change the normal activity of a cell?
a)
No
b)
Maybe
c)
Yes
4.
What is a host?
a)
Organism that lives on the cell and causes it harm
b)
Something that causes harm to the cell
c)
Cell that the virus invades and takes over
5.
Why do scientists classify viruses as non-living?
a)
They DO respond to a stimulus
b)
They need a host's energy because they do not have their own energy
c)
They produce wastes
d)
They are really small
6.
Which is not a shape that viruses can come in?
a)
Round
b)
Triangle
c)
Bacteriophage
d)
Threadlike
7.
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
8.
Which of the following is an example of how living things are classified?
a)
Differences
b)
Similarities
c)
Movement Method
d)
Habitat Location
9.
What is the last step in the viral reproduction cycle?
a)
A virus attaches to the surface of a host cell
b)
The proteins and genetic material start to assemble in the cell
c)
The host cell bursts open, releasing the new viruses
d)
The virus injects its genetic material into the cell
10.
Which is bigger, a bacteria or a virus?
a)
Bacteria
b)
Virus
11.
Most bacteria are surrounded by a strong structure that acts like a shield for the virus called the…?
a)
Cell Wall
b)
Cell Membrane
c)
Protein Coat
12.
Where do viruses reproduce?
a)
Outside of a cell
b)
Inside of a cell
c)
They do not reproduce
13.
Which of the following helps prevent the spread of infectious diseases?
a)
Surgery
b)
Medication
c)
Vaccines
14.
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
15.
True or False
The flu is caused by a virus.
The flu is caused by a virus.
a)
true
b)
false
16.
Antibiotics kill viruses
a)
True
b)
False
17.
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
18.
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
19.
Which can be treated with antibiotics?
a)
Virus
b)
Bacteria
c)
Mutagen
d)
Parasite
20.
Viruses are larger than bacteria
a)
True
b)
False
100 %
