Biology – Ecology Exam Questions
with Accurate Answers
Ecology - CORRECT ANSWER✅✅✅the study of the interactions of living organisms with
one another and with their physical environment
organism - CORRECT ANSWER✅✅✅an individual living thing
ex. black bat
population - CORRECT ANSWER✅✅✅all of the individuals of a species that live in the
same area
ex. the black bats
community - CORRECT ANSWER✅✅✅a group of different species that live together in
one area
ex. black bats, worms, moss, etc.
habitat - CORRECT ANSWER✅✅✅place where an organism usually lives
ex. cave
ecosystem - CORRECT ANSWER✅✅✅the different species plus the environment; biotic
factors and abiotic factors
ex. soil in that cave, light entering the cave, temperature in cave, humidity in cave, etc.
biome - CORRECT ANSWER✅✅✅major regional or global community of organisms
characterized by the climate conditions and the plant communities that thrive there
biotic factors - CORRECT ANSWER✅✅✅organisms in a habitat
, abiotic factors - CORRECT ANSWER✅✅✅physical aspects of the habitat
biodiversity - CORRECT ANSWER✅✅✅the assortment or variety of living things in an
ecosystem
biodiversity is threatened by - CORRECT ANSWER✅✅✅pollution
global warming
habitat destruction
keystone species - CORRECT ANSWER✅✅✅a species that has an unusually large effect on
its ecosystem
ex. sea otters
producers provide - CORRECT ANSWER✅✅✅energy for other organisms in an ecosystem
producer - CORRECT ANSWER✅✅✅organism that obtains energy from nonliving
resources; organism that makes its own food
autotroph - CORRECT ANSWER✅✅✅another word for producer; self feeder
consumer - CORRECT ANSWER✅✅✅organism that gets its energy by eating other living
or once living resources
heterotroph - CORRECT ANSWER✅✅✅another word for consumer; different feeder
producers are - CORRECT ANSWER✅✅✅basis for ecosystems energy
most rely on sunlight
almost all obtain energy from sunlight
photosynthesis
with Accurate Answers
Ecology - CORRECT ANSWER✅✅✅the study of the interactions of living organisms with
one another and with their physical environment
organism - CORRECT ANSWER✅✅✅an individual living thing
ex. black bat
population - CORRECT ANSWER✅✅✅all of the individuals of a species that live in the
same area
ex. the black bats
community - CORRECT ANSWER✅✅✅a group of different species that live together in
one area
ex. black bats, worms, moss, etc.
habitat - CORRECT ANSWER✅✅✅place where an organism usually lives
ex. cave
ecosystem - CORRECT ANSWER✅✅✅the different species plus the environment; biotic
factors and abiotic factors
ex. soil in that cave, light entering the cave, temperature in cave, humidity in cave, etc.
biome - CORRECT ANSWER✅✅✅major regional or global community of organisms
characterized by the climate conditions and the plant communities that thrive there
biotic factors - CORRECT ANSWER✅✅✅organisms in a habitat
, abiotic factors - CORRECT ANSWER✅✅✅physical aspects of the habitat
biodiversity - CORRECT ANSWER✅✅✅the assortment or variety of living things in an
ecosystem
biodiversity is threatened by - CORRECT ANSWER✅✅✅pollution
global warming
habitat destruction
keystone species - CORRECT ANSWER✅✅✅a species that has an unusually large effect on
its ecosystem
ex. sea otters
producers provide - CORRECT ANSWER✅✅✅energy for other organisms in an ecosystem
producer - CORRECT ANSWER✅✅✅organism that obtains energy from nonliving
resources; organism that makes its own food
autotroph - CORRECT ANSWER✅✅✅another word for producer; self feeder
consumer - CORRECT ANSWER✅✅✅organism that gets its energy by eating other living
or once living resources
heterotroph - CORRECT ANSWER✅✅✅another word for consumer; different feeder
producers are - CORRECT ANSWER✅✅✅basis for ecosystems energy
most rely on sunlight
almost all obtain energy from sunlight
photosynthesis
