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Food Chains. Ecosystems. What is an ecosystem? A community formed by the interaction of organisms with their environment. Ecosystems are made up of biotic (living) organisms and abiotic (non-living) factors.

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Ecosystems
Ecosystems

What is an ecosystem?

A community formed by the interaction of organisms with their environment.

Ecosystems are made up of biotic (living) organisms and abiotic (non-living) factors.

Within an ecosystem there exists a feeding relationship between producers, consumers and decomposers.


Food chains1
Food Chains

What is a Food Chain?

The order of feeding relationships in an ecosystem Who eats Who

How does a food chain work?

A food chain is made up of three different type of organisms:

Producers  Consumers  Decomposers

(Plants) (Animals)


Food chain
Food Chain

GRASS  RABBIT  WORM

(producer)  (consumer)  (decomposer)


Food chain1
Food Chain

GRASS  RABBIT  FOX  WORM

(producer)  (consumer)  (consumer)  (decomposer)

There can be more than one consumer in a Food Chain.


http://www.nd.wa.edu.au/myproperty/Hint/popup/Class.ELF,100413016293161?Class.ELF,100413016293161&classtasks=Class.Tasks,100412973909491


Ant

Dandelion

Worm

Dingo

Lizard

Seaweed

Bacteria

Cricket

Human

Kookaburra

Wheat

Mouse

Eagle

Fish

Wagtail

Dolphin


Food chains2
Food Chains

Dandelion  Grass Hopper  Lizard  Kookaburra  Dingo  Ant

Wheat  Mouse  Eagle  Ants

Seaweed  Fish  Dolphins  Humans Bacteria

Grass/Wheat  Grasshopper  Wagtail  Worm

Grass (Plant Material)  Grasshopper  Kookaburra  Eagle  Worm


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