Ecology Review #2

the first level in a food chain are what?

herbivore

each step in a food chain

eat both plants and animals

model representing interconnected food chains and how energy flows through a group of organisms

study of the relationships among living organisms & their interactions with their environments

Which of the following is not a biotic factor

area where an organism lives

biosphere

close relationship that exists when 2 or more species live together

organism that pursues another organism for food

which is not a level of organization?

when more than one organism uses a resource at the same time

living things

which is not a omnivore?

organism that is pursued as food

What cycle is pictured? (take a guess)

which is an example of an autotroph?

scientist that studies ecology

detritivores

which one is a herbivore?

the total mass of living matter at each trophic level

one organism benefits at the expense of another organism

autotroph

Which is not a carnivore?

what are biomes?

the exchange of matter (carbon, nitrogen, water) through the biosphere (take a guess)

get energy by consuming others

one organism benefits & the other organism is not harmed

eat only meat

air, water, soil, sun, rainfall, rocks, temperature

Which is not a type of symbiosis?

organisms live closely together and benefit from each other

example of an detritivore

herbivores, carnivores, omnivores,& detritivores