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WorksheetsLife Science, Bacteria and Viruses Post Assessment
Total questions: 25
Worksheet time: 1hrs 13mins
Name
Class
Date
1.
Bacteria is what type of cell?
a)
prokaryote
b)
eukaryote
2.
The bacteria cell has a nucleus.
a)
True
b)
False
3.
Binary fisssion is a type of __________ reproduction ?
a)
asexual
b)
sexual
4.
What structure is used for movement?
a)
ribosomes
b)
cytoplasm
c)
flagella
5.
Name this bacteria shape
a)
coccus
b)
bacillus
c)
spirillum
6.
Name this bacteria shape
a)
bacillus
b)
coccus
c)
spirillum
7.
Name this bacteria shape
a)
coccus
b)
spirillum
c)
bacillus
8.
All bacteria are harmful to humans
a)
True
b)
False
9.
Bacteria are unicellular
a)
True
b)
False
10.
The bacteria cell has a cell wall.
a)
True
b)
False
11.
The bacteria cell has a cell membrane.
a)
True
b)
False
12.
What is the flagella used for?
a)
eating
b)
reproduction
c)
movement
d)
communicating
13.
Bacteria that help break down dead material in the environment are called
a)
vaccines
b)
decomposers
c)
oats
14.
True or False: Some types of bacteria eat and clean up oil spills
a)
True
b)
False
15.
A disease causing organism
a)
pathogen
b)
poison
c)
vaccine
16.
Live bacteria are found in milk, cheese and yogurt
a)
True
b)
False
17.
Process that sterilizes bacteria so it is safe to eat
a)
pasteurization
b)
boiling
c)
juliette
18.
What is a major characteristics of Archaebacteria?
a)
Multicellular, prokaryotic organisms
b)
Unicellular, eukaryotic organisms
c)
Live in extreme environments
d)
Cell walls made of peptidoglycan
19.
What is used to treat bacterial infections in most cases?
a)
Vaccines
b)
Antibiotics
c)
Herbal remedies
d)
Bacterial infections cannot be treated
20.
Which of the following are true about viruses?
a)
viruses are cellular
b)
viruses reproduce only in living cells.
c)
Viruses have a nucleus and organelles.
d)
Viruses are surrounded by a polysaccaride coat.
21.
A virus enters an animal host cell by which of the following techniques?
a)
it uses exocytosis to move across the cell membrane.
b)
it rips into the cell wall.
c)
punches a hole in the cell membrane
d)
injects its genetic material into the cell.
22.
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
23.
Antibiotics kill viruses
a)
True
b)
False
24.
Viruses are cells.
a)
True
b)
False
25.
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
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