a colorless, odorless gas produced by burning carbon and organic compounds and by respiration
carbon dioxide
prey
a substance that provides nourishment essential for growth and the maintenance of life.
nutrients
organism that obtains energy and matter by feeding on other organisms
consumer
Not derived from living organisms.
abiotic
An individual animal, plant, or single celled life form. Any living thing.
organisms
a group of overlapping food chains
food web
an animal that only eats plants
herbivore
an animal that only eats meat
carnivore
The surroundings in which a person, animal, or plant lives and operates.
environment
animals that eat both plants and meat
omnivore
a statement you think is true
claim
a fair test
evidence
something that supports your claim
reasoning
A community of living organisms.
ecosystems
An area classified according to the species that live in that location.
biomes
the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water.
photosynthesis
an animal that hunts, catches, and eats other animals
predator
a colorless, odorless reactive gas, the chemical element of atomic number 8 and the life-supporting component of the air
oxygen
the transfer of energy and matter from one organism to the next in an ecosystem
food chain
an organism that breaks down dead matter
decomposer
breathe out.
exhale
Consisting of living organisms.
biotic
organism that makes its own food
producer
a plastid that contains chlorophyll and in which photosynthesis takes place
chloroplasts