Term | Definition |
ecosystem | all the living and nonliving things in an area and their interactions |
habitat | a place that provides all the things an organism needs to live |
biotic | the living things in an ecosystem |
abiotic | the nonliving things in an ecosystem |
population | a group of one species living in an area |
community | different populations in an area |
niche | the role an organism has in an ecosystem |
carrying capacity | the amount of organisms a habitat can support |
predator | an animal that hunts and eats another animal |
prey | any animal that is hunted by predators |
producer | make their own food for energy |
consumer | organisms that cannot make their own food |
decomposer | get their energy by breaking down wastes and dead organisms |
herbivore | an organism that only eats plants |
omnivore | an organism that eats plants and animals |
carnivore | an organism that only eats animals |
scavenger | an organism that only eats already dead animals |
food chain | a series of steps showing how energy moves from one biotic factor to another |
food web | a diagram of many different food chains |
symbiosis | a long term relationship between organisms |
parasite | steals the nutrients from organisms |