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Ecosystems
Test Description: Various questions about ecosystems
Instructions: Answer all questions to get your test result.
1) What is the name for the non-living things in an ecosystem?
A
Abiotic Factors
B
Decomposers
C
Biotic Factors
D
Limiting factors
2) Which organisms trap sunlight and convert it to energy?
A
Carnivore
B
Decomposers
C
Consumers
D
Producers
3) In a prairie ecosystem, a hawk would be considered....
A
a producer
B
a primary consumer
C
a decomposer
D
a secondary consumer
4) What are some examples of decomposers?
A
moss and lichen
B
bacteria and fungi
C
rats and rabbits
D
ants and flies
5) Organisms that have to get their food from another source are called...
A
autotrophs
B
diatoms
C
consumers
D
producers
6) Which would show and example of a food chain from producer to top consumer
A
rat - snake - eagle - grass
B
eagle - snake - rat - grass
C
grass - snake - eagle - rat
D
grass - rat - snake - eagle
7) Organisms that can make their own food from sunlight or chemicals are called....
A
consumers
B
heterotrophs
C
decomposers
D
autotrophs
8) The living things in an ecosystem are called...
A
biotic factors
B
wind
C
sunlight
D
abiotic factors
9) All of the following are abiotic factors EXCEPT
A
soil
B
grass
C
rain
D
sunlight
10) All of the following are biotic factors EXCEPT
A
trees
B
water
C
grass
D
bacteria
*select an answer for all questions
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