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Bacteria and Viruses

Total questions: 34

Worksheet time: 34mins

Name
Class
Date
1.

All answers listed below are true about bacteria except

a)

all bacteria are prokaryotes

b)

all bacteria are harmful

c)

all bacteria are unicellular

d)

bacteria do not have nucleus

2.

Which of these organelles are not in a typical bacterial cell?

a)

Ribosome

b)

Endoplasmic Reticulum

c)

Cytoplasm

d)

Cell wall

3.

Why is genetic recombination dangerous?

a)

Bacteria are turning into viruses

b)

Bacteria are becoming resistant to antibiotics

c)

Bacteria are dying exponentially

d)

Bacteria are disappearing

4.
Chromosomes in bacteria are
a)
long thin strands
b)
located in the nucleus
c)
located in the cell wall
d)
not located in a nucleus
5.

Bacteria reproduce asexually by

a)

mitosis

b)

meiosis

c)

binary fission

d)

photosynthesis

6.
All bacteria are harmful to humans
a)
True
b)
False
7.
Bacteria are unicellular
a)
True
b)
False
8.
What is the function of the ribosome?
a)
Movement
b)
Protein production
c)
Contains genetic material
d)
Necessary for reproduction
9.

Endospores form during

a)

binary fission

b)

sunlight hours

c)

respiration

d)

harsh environmental conditions

10.
Unlike the cells of eukaryotes, the cells of bacteria do not have
a)
a nucleus
b)
cell walls
c)
flagellum
d)
cells
11.

Some bacteria move by using a long, whip-like structures called:

a)

tails

b)

cillia

c)

organs

d)

flagella

12.
Bacteria reproduce by
a)
mitosis
b)
meiosis
c)
binary fission
d)
photosynthesis
13.

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

14.

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.

15.

The use of what modern technology has cause the rise in resistant bacteria

a)

vaccines

b)

antibiotics

c)

fertilizers

d)

solar panels

16.

One important way to control the spread of viruses in through

a)

the use of vaccines

b)

drinking a lot of tea

c)

the use of other types of bacteria

d)

the use of antibiotics

17.

What type of cells contain a nucleus?

a)

bacterial cells

b)

virus cells

c)

prokaryotic cells

d)

eukaryotic cells

18.

Which of these is characteristic of both viruses and bacteria?

a)

They get their energy from their environment.

b)

They can reproduce on their own.

c)

They can form crystals and become dormant.

d)

They contain proteins and nucleic acids.

19.

A bacterium reproduces asexually by dividing to form two new bacterial cells. What is the name of the process by which bacteria reproduce?

a)

meiosis

b)

mitosis

c)

budding

d)

binary fission

20.

Which of the following is a risk of overusing antibiotics to treat infections>

a)

Bacteria may become resistant to antibiotics.

b)

Antibiotics increase the rate of infection.

c)

Antibiotics cause other diseases to develop.

d)

Antibiotics only work once.

21.

Bacteria come in which of the following shapes?

a)

rod, cone, spiral

b)

rod, sphere, spiral

c)

rod, sphere, cone

d)

sphere, cone, spiral

22.

Which of the following is true?

a)

Viruses and bacteria are both prokaryotes.

b)

Bacteria are eukaryotes and viruses are prokaryotes.

c)

Some bacteria are prokaryotes and some are eukaryotes.

d)

All bacteria are prokaryotes.

23.

What do viruses need to reproduce?

a)

Genetic material

b)

A host cell

c)

Bacteria

d)

Insulin

24.
What helps prevent viral diseases?
a)
Vaccines
b)
Antibiotics
c)
Herbal tea
d)
Gene Therapy
25.

Which of the following is a viral infection?

a)

cholera

b)

influenza

c)

strep throat

d)

tuberculosis

26.

Can a virus be cured with antibiotics?

a)

yes

b)

no

27.

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

28.

Which is most often used to destroy bacteria?

a)

vaccine

b)

antibiotics

c)

vitamins

d)

water

29.

Living thing

a)

bacteria

b)

virus

c)

both

30.

Nonliving

a)

bacteria

b)

virus

c)

both

31.

Can cause infectious diseases

a)

bacteria

b)

virus

c)

both

32.

Must have a host cell to reproduce

a)

bacteria

b)

virus

c)

both

33.

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.

34.
Why do you need to get a flu shot every year?
a)
the flu virus mutates from year to year
b)
your immune system doesn't keep immunity for more than a year
c)
viruses mutate faster every year
d)
vaccines get stronger each year