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29 terms

Test Ch.3 Ecosystems and Food Chain

STUDY
PLAY
Food Chain
The way energy moves through ecosystems
Carnivore
An animal that eats only other animals
Pollution
Something that can change a food chain
Community
Groups of different animals and plants living together
Ecosystem
A community of plants, animals, and non-living things in an environment.
Salinity
Amount of salt in something
Population
Group of the same species living in the same place at the same time.
Decomposer
A living thing that breaks down dead plants or animals.
Producer
A living thing that can make its own food.
What ecosystems have a large variety of plants and animals
Tropical rain forests and coral reefs
If an ecosystem has lots of space then it can contain _____ living things.
Many
What are the kinds of plants that can live in the mangrove swamp limited by
Salt
What eats only meat
Carnivore
What are three things that can change food chains and webs
fire, flood, pollution
Producers, consumers, and decomposers are the three levels of _____
A food chain
Poaching
Illegally hunting and killing animals
Conservation
What humans do to help save animals & plants from becoming endangered
What is the main source of energy for all living things
The sun
What are the most basic parts of an ecosystem
Living and non-living things
What eats both plants and animals
Omnivore
What has flat, short teeth for grinding
Herbivore
Is a mouse a consumer
Yes
Can a mouse, a hawk, a worm and a plant all be part of a community
Yes
Where do animals that are adapted to changing water saltiness live
Mangrove Swamp
A population is ________ a community
part of
Is a mouse a predator of a hawk
No, a prey
Explain what it means when food chains overlap
Consumers can share food in each other's food chains
What can happen if too many deer live in a habitat
There won't be enough food & they will have to compete for food, or move or die.
When the hawk dies, will producers break down the dead hawk's body
No, decomposers will.