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Ecology: INTERACTIONS OF LIVING THINGS
Test Description: Interactions of living things
Instructions: Answer all questions to get your test result.
1) What word describes the plants and animals in an environment?
A
abiotic
B
biosphere
C
biotic
D
population
2) Which of the following is biotic?
A
plant
B
soil
C
water
D
air
3) Organisms that can make their own food from sunlight are called _______________.
A
producers
B
herbiovores
C
decomposers
D
consumers
4) The largest population an environment can support is its __________________.
A
limiting factor
B
carrying capacity
C
symbiosis
D
biosphere
5) Young wasps living on a caterpillar and using it for nutrients is an example of __________________.
A
parasitism
B
competition
C
mutualism
D
commensalism
6) Several populations living together is a ____________________.
A
community
B
consumer
C
biosphere
D
food chain
7) Herbivores, carnivores, and omnivores are all ________________.
A
producers
B
autotrophs
C
consumers
D
decomposers
8) If you made a chart of all of the living things in your yard and drew arrows to show the flow of energy, this would be an example of a ________________.
A
energy pyramid
B
food web
C
ecosystem chart
D
food chain
9) What fixes nitrogen for plants to use?
A
producers
B
bacteria
C
carnivores
D
worms
10) Two members of the same species fight to get the same food source. This is an example of ____________________.
A
mutualism
B
competition
C
parasitism
D
commensalism
11) Which is an example of an abiotic factor changing in an area?
A
increase in algae
B
drought (less water)
C
two species of birds competing
D
new type of plant
12) The communities of organisms interacting with abiotic factors is called an _________________________________.
A
population
B
ecoweb
C
biosphere
D
ecosystem
13) Herbivores eat
A
plants and animals
B
decomposers only
C
plants
D
animals
14) Omnivores eat _____________.
A
animals only
B
decomposers only
C
plants only
D
plants and animals
15) If one species disappears, the ecosystem will be ____________________.
A
out of balance
B
die out
C
unaffected
D
benefit
16) A chart showing all of the ways energy is trasferred between organisms in an ecosystem is called ____________________.
A
a food chain
B
an ecosystem
C
a food web
D
an energy pyramid
17) There is ______________ energy available at the top of an energy pyramid
A
more
B
an equal amount of
C
less
D
too much
*select an answer for all questions
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