14 terms

Houghton Mifflin Science Grade 4 Chapter 5

Parts of Ecosystems
STUDY
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Terms in this set (...)

ecosystem
All living and nonliving things that exist and interact in one place.
organic matter
The remains of plants and animals.
soil
The loose material that covers much of earths surface.
community
All the organisms that live in the same ecosystem and interact with each other.
environment
Everything that surrounds and affects a living thing.
population
All the organisms of the same kind that live in an ecosystem.
prairie
A grassy land area with few or no trees.
rainforest
Aa area with a great deal of rainfall. Most rain forests are warm all year, and there is a lot of sunlight.
temperate zone
An area of earth where the temperature rarely gets very hot or very cold. The temperature zones are located between the tropical zone and the polar zones.
consumer
An organism that eats other living things to get energy.
pollinator
An animal, such as an insect or bird, that helps plants make seeds by moving pollen from one part of the plant to another.
producer
Any organism that makes its own food.
reproduction
The process of making more of ones own kind.
seed dispersal
The scattering or carrying away of seeds from the plant that produces them.

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