A ___________ is all the living and non-living things in an area and their interactions.
Ecosystem
An animal that hunts and eats another animal is called a ________________
predator
A _____________ is all of the conditions surrounding an organism
environment
Changing the environment can upset the __________ in ecosystems
balance
A _____________ is a place that provides all the things an organism needs to interact
Habitat
Any animal that is hunted by others for food is called _______
prey
Environments change naturally as __________ change
resources
Any substance that damages the environment is called
pollution
A ____________ is a group of organisms of one species that live in an area at the same time.
Population
______________ make their own food for energy
Producers
The struggle of organisms for the same limited resources is called
competition
New non native species can often ______ some populations in ecosystems.
harm
Different populations in an area make up a _________
Community
_______________ are organisms that cannot make their own food
consumers
Even a small advantage can help a plant or animal _________
survive
_________________ is an attempt to preserve or protect an environment from harmful changes
conservation