Ecology Complete Practice Questions Exam With Correct Accurate Answers.
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Course
ECOLOGY
Institution
ECOLOGY
ecology - correct answer study of the relationships of living things to one another & to their environment
biosphere - correct answer part of the Earth (crust, water & air) where living things exist
bi...
niche - correct answer role that an organism plays in an ecosystem
Example: producer, consumer
, producer - correct answer organism that makes its own food (autotroph)
consumer - correct answer organism that can't make its own food; it must
consume (eat) other organisms to get energy (heterotroph)
decomposer - correct answer organism that breaks down dead organisms &
waste into nutrients
decomposition - correct answer process of breaking down dead organisms &
waste into nutrients
competition - correct answer when organisms struggle to get what they need
to survive
limiting factors - correct answer anything that keeps the number of individuals
in a population low
Example: food, water, space, availability of mates, predators, human activity, disease
predation - correct answer when one organism (predator) kills and eats
another (prey)
symbiosis - correct answer when 2 different organisms live together
mutualism - correct answer symbiotic relationship in which both organisms
benefit (are helped)
Example: bees and flowers
parasitism - correct answer symbiotic relationship in which one organism
benefits (parasite), and the other is harmed (host)
Example: tick on a dog
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