Biology-Ecology Question Preview (ID: 42960)
Ecology-food Chains.
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Which is an example of a consumer eating another consumer?
a) A rabbit eating grass
b) A hedgehog eating a spider
c) A squirrel eating nuts
d)
Rabbits eat grass and other plants to survive, but they do not eat other animals. What are they called?
a) decomposers
b) carnivores
c) producers
d) herbivores
Which food chain correctly describes the flow of energy in an ecosystem?
a) grass--cow--human
b) caterpillar--leaf--human
c) cow--grass--human
d) leaf--bird--caterpillar
How do decomposers help other organisms in an ecosystem?
a) They break down dead organisms and add nutrients back to the soil that plants use.
b) They use the sunlight to make their own food that other organisms eat for energy.
c) They help disperse seeds for plant growth.
d) Decomposers do not help other organisms in an ecosystem.
In what order do a hawk, grass and rabbit form a food chain in a meadow?
a) hawk--grass--rabbit
b) grass--hawk--rabbit
c) rabbit--grass--hawk
d) grass--rabbit--hawk
Which of the following lists only consumers?
a) hawks, lizards, chipmunks
b) acorns, squirrels, rabbits
c) grass, chipmunks, eagles
d) mice, squirrels, grass
There would be no life in oceans without organisms called ___ and ___.
a) decomposers, phytoplankton
b) zooplankton, consumers
c) phytoplankton, zooplankton
d) zooplankton, scavengers
Which of the following two organisms are producers?
a) plants and consumer
b) plants and phytoplankton
c) consumers and phytoplankton
d) phytoplankton and chlorophyll
Makes own food; same as a producer.
a) heterotroph
b) detritivores
c) autotroph
d)
Organic matter broken down; #deadstuff
a) heterotroph
b) detritus
c) detritivores
d)
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