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Food Chains
Test Description: 2nd ecosystem test review
Instructions: Answer all questions to get your test result.
1) A series of organisms that depend on one another for food.
A
Habitat
B
Food chain
C
Niche
D
Energy pyramid
2) Describes a living part of an ecosystem.
A
biotic
B
predator
C
abiotic
D
niche
3) Consumers that are eaten by predators.
A
abiotic
B
prey
C
predator
D
biotic
4) A diagram showing how much energy is passed from one organism to the next in a food chain.
A
food web
B
habitat
C
energy pyramid
D
food chain
5) Describes a nonliving part of an ecosystem.
A
biotic
B
prey
C
habitat
D
abiotic
6) A group of food chains that overlap.
A
food web
B
food chain
C
niche
D
habitat
7) An environment that meets the needs of an organism.
A
niche
B
food chain
C
habitat
D
food web
8) The role of an organism in its habitat
A
habitat
B
food chain
C
food web
D
niche
9) A consumer that eats prey
A
habitat
B
predator
C
niche
D
prey
10) What do plants in a food chain represent?
A
consumers
B
decomposers
C
sunlight
D
producers
11) In a food chain of grass, a mouse, a snake, and a hawk, what would happen if the mouse became extinct?
A
The snake and the hawk would die.
B
The snake would eat the hawk.
C
The snake would start eating grass.
D
Nothing would change.
12) What is the source of energy in all food chains?
A
decomposers
B
hawks
C
comsumers
D
sun
13) What do the arrows in a food chain represent?
A
The flow of energy.
B
The flow of gases.
C
One thing that eats another.
D
The flow of water.
*select an answer for all questions
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