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Ecosystems

Vocabulary for Unit 10 Ecosystems

TermDefinition
environment the living and nonliving things that surround a living thing
ecosystem all the living and nonliving things in a place
system A system is a group of things that act together as a whole. The “things” in an ecosystem are the plants, animals, water, soil and other nonliving things
habitat the place where a plant or animal lives
population all of one kind of organism living in the same area. Population is about only one kind of living thing.
community all of the populations that live and interact in an area. The people, plants, and animals in your community are connected.
organism need energy in order to live. For example, plants get energy from the sun, some animals eat plants, and some animals eat other animals.
food chain is the sequence of who eats whom in a biological community (an ecosystem) to obtain nutrition.
Energy source for a food chain. A food chain starts with the primary energy source, usually the sun
Starting energy sources for a food chain other than the Sun. Usually an energy source has to have a starting point. Examples of this would be grass, plants, and or smaller animals.
terrarium Usually a glass container, with plants look like a miniature garden or forest enclosed or open in its own little world. Sometimes has smaller land animals, especially reptiles, and amphibians.
Photosynthesis plants that make their own food from sunlight (using a process called photosynthesis)
drought a long period of dry weather
Forest Ecosystem Is a land ecosystem that has lots of trees.
Grasslands Main plant in this ecosystem is grass
Desert ecosystem This ecosystem has the cactus, a plant that stores water in its stem.
Mountain ecosystem
Created by: coachnix
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