WorksheetsChapter 18 Viruses
Total questions: 20
Worksheet time: 15mins
Name
Class
Date
1.
What is shown here?
a)
Lysogenic Cycle
b)
Binary Fision
c)
Conjugation
d)
Lytic Cycle
2.
What is shown here?
a)
Phagocytosis
b)
Lytic Cycle
c)
Lysogenic Cycle
d)
Formation of Antibodies
3.
A ________________ is a virus that has RNA instead of DNA.
a)
prion
b)
bacteriod
c)
viroid
d)
retrovirus
4.
A ___________________ is a disease causing agent.
a)
virus
b)
bacteria
c)
pathogen
d)
prion
5.
A non-living strand of DNA with a protein coat is a _____________.
a)
bacteria
b)
virus
c)
prion
d)
bacillus
6.
A virus can be classified by its type of
a)
mitochondria
b)
chromosomes
c)
nucleic acid
d)
carbohydrates
7.
Antibiotics kill viruses
a)
True
b)
False
8.
True or False
The flu is caused by a virus.
The flu is caused by a virus.
a)
true
b)
false
9.
A(n) _____ is a virus that enters a bacterial cell.
a)
endospore
b)
decomposer
c)
plasmid
d)
bacteriophage
10.
When a virus invades a living cell, its _______
takes over the cell's functions.
takes over the cell's functions.
a)
outer coat
b)
genetic material
c)
core
d)
cytoplasm
11.
What part of a virus is the protein capsule that houses the genetic material (DNA/RNA)?
a)
tail
b)
nucleus
c)
capsid
d)
glycoprotein
12.
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
13.
Viruses are...
a)
prokaryotic
b)
eukaryotic
c)
non-living
d)
endospores
14.
Viruses
a)
have many cells
b)
are misfolded proteins
c)
are a protein coat around genetic material
d)
endospores
15.
Viruses can reproduce on their own
a)
False
b)
True
c)
Sometimes
16.
What is the main function of the projections on the surface of a virus?
a)
They aid in respiration
b)
They help the virus grow
c)
They help the virus invade its host by attaching to specific sites on the host
d)
They help the virus digest food molecules
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.
Which can be treated with antibiotics?
a)
Virus
b)
Bacteria
c)
Mutagen
d)
Parasite
19.
What are pathogens?
a)
FDA
b)
MRSA
c)
Ebola
d)
Disease causing agents (germs)
20.
Which of the following is NOT a possible part of a virus?
a)
Capsid
b)
DNA
c)
Nucleus
d)
RNA
100 %
