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Ecosystems
Test Description: Organisms and their environment
Instructions: Answer all questions to get your test result.
1) Which of the following are abiotic factors?
A
rabbits
B
birds
C
micro organisms
D
water
2) Don went to the park and witness many biotic factors. Which of the following are biotic factors?
A
water
B
rocks
C
temperature
D
fish
3) An autotroph living in a ecosystem could also be called
A
a consumer
B
a scavenger
C
a decomposer
D
a producer
4) All the populations of organisms living together in an environment are called the -
A
population
B
ecosystem
C
community
D
organism
5) All the biotic and abiotic in an environment make up -
A
a population
B
an organism
C
a community
D
an ecosystem
6) All the organisms of the same kind living in the same environment is called -
A
ecosystem
B
organisms
C
population
D
community
7) If the following factor was increase, it would decrease the amount of biotic factors in an ecosystem. What is it?
A
producers
B
autotrophs
C
consumers
D
decomposers
8) What organism does a food chain always begin with?
A
producer
B
consumer
C
decomposer
D
population
9) All the squirrels, insects, and trees in an area make up -
A
a community
B
a population
C
an ecosystem
D
an organism
10) Which of the following choices are only abiotic factors?
A
temperature, sunlight, rocks
B
lions, grass, trees
C
fish, water, sea horses
D
mountains, insects, rocks
*select an answer for all questions
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