wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

S5L4a Beneficial Microorganisms

Total questions: 10

Worksheet time: 18mins

Name
Class
Date
1.
Fungi is benefical to us because of the following reason:
a)
They are a source of oxygen
b)
They can clean up pollution
c)
They are a source of antibiotics
d)
They help to clean run off from waste
2.
What is true about bacteria?
a)
Bacteria use photosynthesis to make their own food
b)
Bacteria can only be found in dirt
c)
Bacteria is always beneficial
d)
Bacteria can be used to make certain foods
3.
Probiotics are an example of ....
a)
A microorganisms that can make people sic
b)
A microorganism that lives in the ocean
c)
An example of bacteria and all bacteria is harmful
d)
an example of live bacteria and yeast that is helpful to humans by aiding in the digestion of food
4.

Four students in Mrs. Harper's class make the following observations. Choose which student is correct

a)

Samerius says that all microorganisms are found in the ocean. Some are helpful, but some are harmful. It's best to shower after swimming at the beach.

b)

Emily says that all microorganisms are harmful. This is why we must get vaccinations and antibiotics from the doctor.

c)

Melissa says that some microorganisms are helpful and some are harmful. The best way to protect ourselves from harmful microorganisms is to wash our hands with soap and water.

d)

Jonathan says it's impossible to become sick from bacteria. Only viruses and fungi can make a person sick. Make sure to sneeze in your elbow to prevent the spread of germs.

5.
Which best describes where you would find microorganisms?
a)
in ponds, lakes, and oceans.
b)
in animals, plants, and humans.
c)
on food that has rotted.
d)
everywhere around us.
6.

Mold can be helpful when it helps dead things (plants, animals)...

a)

Grow

b)

Decay

c)

Sleep

d)

Reproduce

7.
Marco went to the doctor and was given a vaccine containing a virus. When Marco was surprised the vaccine contained a virus, the doctor explained that viruses and other microorganisms...
a)
only cause sickness to people
b)
can have benefits to people
c)
are rarely useful to people
d)
should not be placed in the body
8.

What are three helpful organisms?

a)

Blood,Ebola, and E.coli

b)

Yeast for bread, algae for oxygen, mold for penicillin

c)

Mold, Spit, and Gas

d)

Athletes Foot, Pink Eye, Strep throat

9.
Micro means...
a)
large
b)
tiny
c)
living
d)
science 
10.
Which of the following is NOT made using helpful microorganisms?
a)
bread
b)
cheese
c)
steak
d)
yogurt