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Biology-Ecology
Test Description: Ecology-food chains
Instructions: Answer all questions to get your test result.
1) Which is an example of a consumer eating another consumer?
A
A rabbit eating grass
B
A hedgehog eating a spider
C
A squirrel eating nuts
2) Rabbits eat grass and other plants to survive, but they do not eat other animals. What are they called?
A
herbivores
B
decomposers
C
carnivores
D
producers
3) Which food chain correctly describes the flow of energy in an ecosystem?
A
grass--cow--human
B
caterpillar--leaf--human
C
cow--grass--human
D
leaf--bird--caterpillar
4) How do decomposers help other organisms in an ecosystem?
A
They help disperse seeds for plant growth.
B
Decomposers do not help other organisms in an ecosystem.
C
They use the sunlight to make their own food that other organisms eat for energy.
D
They break down dead organisms and add nutrients back to the soil that plants use.
5) In what order do a hawk, grass and rabbit form a food chain in a meadow?
A
grass--hawk--rabbit
B
grass--rabbit--hawk
C
hawk--grass--rabbit
D
rabbit--grass--hawk
6) Which of the following lists only consumers?
A
hawks, lizards, chipmunks
B
mice, squirrels, grass
C
acorns, squirrels, rabbits
D
grass, chipmunks, eagles
7) There would be no life in oceans without organisms called ___ and ___.
A
zooplankton, scavengers
B
zooplankton, consumers
C
decomposers, phytoplankton
D
phytoplankton, zooplankton
8) Which of the following two organisms are producers?
A
consumers and phytoplankton
B
plants and consumer
C
plants and phytoplankton
D
phytoplankton and chlorophyll
9) Makes own food; same as a producer.
A
heterotroph
B
autotroph
C
detritivores
10) Organic matter broken down; #deadstuff
A
detritivores
B
detritus
C
heterotroph
*select an answer for all questions
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