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