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Microorganisms
Test Description: Science
Instructions: Answer all questions to get your test result.
1) What is a microorganism?
A
An organism that can only be seen with a microscope.
B
A disease.
C
A type of plant cell.
D
A nonliving organism
2) ___________ produce most of the oxygen you breathe!
A
amoebas
B
algae
C
E. coli
D
bacteria
3) What does the word persuasive mean?
A
To argue with someone.
B
To convince someone to believe something through reasoning.
C
To agree with someone.
D
To tell a story.
4) 3 types of organisms we learned about are _______________________
A
amoebas, algae, bacteria
B
amoebas, algae, nucleus
C
decay, digest, harmful
D
cytoplasm, cell membrane, chloroplast
5) What is a synonym for beneficial?
A
Unfavorable
B
bad
C
Harmful
D
Helpful
6) _________ is an organism that gets energy by using dead organisms, nonliving materials, or waste as food.
A
Carnivore
B
Producer
C
Decomposer
D
Animal
7) Microorganisms can be seen with the naked eye?
A
True
B
false
8) Microorganisms can be helpful in producing ________.
A
Diseases
B
Infections
C
Food and vitamins
D
Cavities
9) Humans are made up of ____________ tiny cells.
A
100
B
millions
C
3,000
D
43
10) Which observation supports the claim that microorganism are helpful to ecosystems?
A
Microorganisms break down plants and animals, making nutrients available.
B
Like all living things, microorganisms need water and energy.
C
Millions of microorganisms can be found in the soil.
D
Microorganisms are too small to be seen with the naked eye.
*select an answer for all questions
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