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Environmental Science 1
Test Description: MC questions to review for a test over environmental science.
Instructions: Answer all questions to get your test result.
1) What is reproduction?
A
An organism communicates with others.
B
An organism makes other organisms similar to itself.
C
An organism makes a nest or a place to live.
D
An organism senses change.
2) What is one thing all living things do.
A
they run.
B
Grow and develop.
C
they sing science songs.
D
They shrink.
3) What is a producer?
A
An organism that communicates.
B
An organism that makes its own food from sunlight, water, and carbon dioxide.
C
Another name for a cell.
D
a type of bird.
4) What is carrying capacity?
A
How much weight an anuimal can lift.
B
The weight of an organisms body.
C
The largest population an environment can support.
D
The speed that an organism can run while carrying its prey.
5) A wolf eats a rabbit. Who is the predator?
A
Neither the wolf or the rabbit.
B
The rabbit
C
The wolf
D
both the wolf and the rabbit.
6) What type of bacteria breaks down organic matter and returns it to the environmnt as carbon dioxide and water?
A
nitrogn fixing bacteria
B
plankton
C
decomposing bacteria
D
algae
7) Why do living things need nitrogen?
A
to get energy
B
to breathe
C
to move
D
to make proteins and DNA
8) How do organisms get nitrogen?
A
by drinking water
B
by eating plants or animals that eat plants.
C
by exercising
D
by breathing air
9) How does nitrogen fixation ocurr?
A
by sunlight
B
By nitrogen fixing bacteria on the roots of certain plants
C
by worms in the soil
D
by fungi in the soil
10) How does nitrogrn fixation occurr?
A
lightning
B
by fungi
C
by trees
D
sunlight
*select an answer for all questions
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