Ecology: INTERACTIONS OF LIVING THINGS Question Preview (ID: 18117)
Interactions Of Living Things.
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What word describes the plants and animals in an environment?
a) biotic
b) abiotic
c) biosphere
d) population
Which of the following is biotic?
a) plant
b) water
c) air
d) soil
Organisms that can make their own food from sunlight are called _______________.
a) producers
b) consumers
c) decomposers
d) herbiovores
The largest population an environment can support is its __________________.
a) carrying capacity
b) biosphere
c) symbiosis
d) limiting factor
Young wasps living on a caterpillar and using it for nutrients is an example of __________________.
a) parasitism
b) mutualism
c) commensalism
d) competition
Several populations living together is a ____________________.
a) community
b) biosphere
c) consumer
d) food chain
Herbivores, carnivores, and omnivores are all ________________.
a) consumers
b) decomposers
c) producers
d) autotrophs
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) food web
b) food chain
c) energy pyramid
d) ecosystem chart
What fixes nitrogen for plants to use?
a) bacteria
b) worms
c) carnivores
d) producers
Two members of the same species fight to get the same food source. This is an example of ____________________.
a) competition
b) commensalism
c) parasitism
d) mutualism
Which is an example of an abiotic factor changing in an area?
a) drought (less water)
b) new type of plant
c) two species of birds competing
d) increase in algae
The communities of organisms interacting with abiotic factors is called an _________________________________.
a) ecosystem
b) biosphere
c) population
d) ecoweb
Herbivores eat
a) plants
b) plants and animals
c) animals
d) decomposers only
Omnivores eat _____________.
a) plants and animals
b) animals only
c) plants only
d) decomposers only
If one species disappears, the ecosystem will be ____________________.
a) out of balance
b) benefit
c) die out
d) unaffected
A chart showing all of the ways energy is trasferred between organisms in an ecosystem is called ____________________.
a) a food web
b) an ecosystem
c) a food chain
d) an energy pyramid
There is ______________ energy available at the top of an energy pyramid
a) less
b) more
c) an equal amount of
d) too much
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