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Science 9 - Biology Unit - Topic 2 Review
Test Description: Topic 2 Review
Instructions: Answer all questions to get your test result.
1) What is a niche?
A
Where an organism lives.
B
What an organism eats.
C
What an organism does.
D
The role an organism plays in its environment.
2) What is competition?
A
None of the above.
B
When two or more organisms are in need of one resource and fight to win one resource.
C
When variations allow one organism to look for the same resources as another.
D
When two organisms share resources.
3) What is a broad niche?
A
An organism that has a narrow range of adaptations to allow it to live in a wide range of environments.
B
An organism that has a narrow range of adaptations to allow it to live in a narrow range of environments.
C
An organism that has a broad range of adaptations to allow it to live in a wide range of environments.
D
An organism that has a broad range of adaptations to allow it to live in a narrow range of environments.
4) What is a narrow niche?
A
An organism that has a narrow range of adaptations to allow it to live in a wide range of environments.
B
An organism that has a narrow range of adaptations to allow it to live in a narrow range of environments.
C
An organism that has a narrow range of adaptations to allow it to live in a narrow range of environments.
D
An organism that has a broad range of adaptations to allow it to live in a narrow range of environments.
5) What is the difference between a generalist and a specialist?
A
The ability to live in a cold area.
B
The ability to survive in certain environments.
C
The ability to live in a hot area.
D
The ability to eat different types of foods.
6) What is a symbiotic relationship?
A
When two organisms live in direct contact.
B
When two organisms are able to share resources.
C
When two organisms compete with one another.
D
When two organisms avoid each other.
7) What is mutualism?
A
When both organisms in direct contact benefit.
B
When one organism benefits and one is harmed.
C
None of the above.
D
When one organism benefits and one is not affected.
8) What is commenalism?
A
When one organism benefits and one is not affected.
B
When one organism benefits and one is harmed.
C
None of the above.
D
When both organisms in direct contact benefit.
9) What is parasitism?
A
None of the above.
B
When one organism benefits and one is harmed.
C
When both organisms in direct contact benefit.
D
When one organism benefits and one is not affected.
10) What is an example of a generalist, and an example of a specialist?
A
Parrot + Bear
B
Parrot + Snake
C
All of the above.
D
Bear + Snake
*select an answer for all questions
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