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21.1/2 Viruses and Prokaryotes

Total questions: 41

Worksheet time: 30mins

Name
Class
Date
1.

A typical virus consists of

a)

a protein coat and a cytoplasm core

b)

a carbohydrate coat and a nucleic acid core

c)

a protein coat and a nucleic acid core

d)

a polysaccharide coat and a nucleic acid core

2.

Which of these is the best description of a virus?

a)

a noncellular living organism

b)

one of the smallest bacteria known

c)

a member of the kingdom Virusae

d)

chemical complexes of RNA or DNA protected by protein

3.

The viral infection cycle that will most rapidly cause cell destruction is called the _______ cycle.

a)

lysogenic

b)

lysozyme

c)

lytic

d)

lysol

4.

Which statement is true about prokaryotes?

a)

They contain a single circular DNA molecule as the genetic material.

b)

They lack ribosomes.

c)

They usually lack a cell wall.

d)

They divide by mitosis.

5.

Which statement is true about prokaryotes?

a)

They contain a single circular DNA molecule as the genetic material.

b)

They lack ribosomes.

c)

They usually lack a cell wall.

d)

They divide by mitosis.

6.

Is this a prokaryotic cell, eukaryotic cell, or virus?

a)

Virus, because it has a nucleus

b)

Prokaryotic cell, because it has a nucleus

c)

Eukaryotic cell, because it has a nucleus

d)

Eukaryotic cell, because it has a cell wall

7.

Which of the following is the smallest microscopic object, usually measured in nanometers (nm).

a)

Viruses

b)

Prokaryotes

c)

Eukaryotes

d)

Turtles

8.

The microscopic object shown has genetic material, but no cellular structure. It cannot reproduce on its own, and is measured in nanometers. It must be a:

a)

Quetzalcoatlus

b)

Virus

c)

Prokaryotes

d)

Eukaryotes

9.

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

10.

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

11.

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

a)

vaccines

b)

antibiotics

c)

fertilizers

d)

solar panels

12.

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

13.

Bacteria come in which of the following shapes?

a)

rod, cone, spiral

b)

rod, sphere, spiral

c)

rod, sphere, cone

d)

sphere, cone, spiral

14.
What shape of bacteria is shown in the picture?
a)
Bacilli
b)
Cocci
c)
Spirilla
15.
What shape of bacteria is shown in the picture?
a)
Bacilli
b)
Cocci
c)
Spirilla
16.
True or False: All bacteria cause disease. 
a)
True 
b)
False
17.

Any organism or particle that can cause an infectious disease is called a

a)

bacteria

b)

virus

c)

prion

d)

pathogen

18.

Which of the following are one-celled prokaryotes?

a)

viruses

b)

bacteria

c)

fungi

d)

prions

19.
The top arrow is pointing to...
a)
Capsid
b)
Cell Wall
c)
DNA
d)
Flagellum
20.

A virus that attacks bacteria cells

a)

Capsid

b)

Influenza

c)

HIV

d)

Bacteriophage

21.

What is letter B?

a)

DNA or RNA

b)

genetic information

c)

nucleic acid

d)

all of these are correct

22.
The whiplike tail on some bacteria that help them move
a)
Nucleoid
b)
Pili
c)
Flagella
d)
Cilia
23.
Which statement about bacteria is true?
a)
All bacteria are prokaryotes
b)
All bacteria are eukaryotes
c)
All bacteria are autotrophs
d)
All bacteria are heterotrophs
24.
Bacteria come in all of the following shapes EXCEPT which?
a)
spiral
b)
rod-like
c)
rectangular
d)
spherical
25.
Bacteria have a cell membrane
a)
True
b)
False
c)
Some do, some don't
d)
Only in certain temperature conditions
26.
Bacteria reproduce by...
a)
sexual reproduction only
b)
asexual reproduction only
c)
usually asexual, sometimes sexual reproduction
d)
a unique type of reproduction called endosporosis
27.
Bacteria are prokaryotes which means they
a)
have a nucleus on their capsule
b)
do not contain a nucleus
c)
can live in environments with and without oxygen
28.
The outer covering of a bacteria cell is called the
a)
flagella
b)
cytoplasm
c)
cell wall 
29.
Name this bacteria shape
a)
coccus
b)
spirillum
c)
bacillus
30.
 Bacteria that help break down dead material in the environment are called 
a)
vaccines
b)
decomposers
c)
oats
31.
Strep throat is caused by 
a)
bacteria
b)
virus
32.
The flu is caused by
a)
bacteria
b)
virus
33.
The name of a bacteria can be described by its shape
a)
False
b)
True
34.
Special chemicals that some bacteria produce to stop other bacteria from growing or kill it
a)
pasteurization
b)
toxins
c)
vaccines
35.
All bacteria are
a)
unicellular
b)
multicellular
c)
eukaryotic
36.
Bacteria exchange genetic information during 
a)
asexual reproduction
b)
binary fission
c)
conjugation
d)
photosynthesis
37.
Superbugs can be prevented if people
a)
get rid of antibiotics
b)
take the antibiotics of another person
c)
do not follow the directions for taking prescribed antibiotics
d)
help people become aware of how to use antibiotics
38.

Most bacteria are

a)

Harmful

b)

Helpful

c)

Begnin

d)

Cancer

39.

How do bacteria reproduce?

a)

Sexual Reproduction

b)

Division

c)

Binary Fission

d)

Pollination

40.

Bacteria are treated with

a)

Antibiotics

b)

Vaccines

c)

Asprin

d)

Chemotherapy

41.

Binary fission results in

a)

2 genetically different cells

b)

4 genetically identical cells

c)

2 genetically identical cells

d)

4 genetically different cells

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