wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Bacteria and Viruses

Total questions: 10

Worksheet time: 8mins

Name
Class
Date
1.

Place the steps of binary fission in order

a)

One bacterium

b)

DNA replicates

c)

Cell membrane pinches in two

d)

Two bacteria

1)
2)
3)
4)
2.

Archaea lack a certain (a)   in their cell walls

3.

What is one way to help avoid getting a viral disease?

a)

Washing hands

b)

Getting vaccinated

c)

Avoiding people

d)

Coughing into your elbow

4.

Archaea have genes that are more similar to

a)

Eukaryotes than to those of bacteria

b)

Prokaryotes

c)

bacteria

d)

human genes

5.

Why do scientists use a different system to classify viruses?

a)

Many scientists do not believe that viruses are alive

b)

Many scientists believe that viruses are living

c)

Many scientists do not believe viruses are real

6.

Some bacteria have a small circular strand of DNA separate from their main chromosome called a (a)  

7.

What is the purpose of a bacterium's flagellum?

a)

to help it move

b)

to swish in the wind

c)

to look pretty

d)

to make the bacterium camouflage

8.

Two groups of prokaryotes are ​ (a)   ​ and ​ (b)  

Choose from the below words
bacteria
archaea
flagellum
endospore
9.

What do bacteria have instead of a nucleus?

a)
chloroplast
b)
mitochondria
c)
cell wall
d)

nucleic acid

10.

What is the protective protein coat of a virus?

a)
envelope
b)
membrane
c)
capsid
d)
nucleus