Ecosystems

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Ecosystems
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Pond

• Living things
• Fish
• Ducks
• Frogs
• Bugs

• Non living things
• Rocks
• Sticks
• Litter
• Leaves

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Species Interactions
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Kinds of Ecosystems

• There are terrestrial and aquatic ecosystems.
• Terrestrial ecosystems are called biomes.

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Kinds of Ecosystems
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Materials Cycling
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Materials Cycling
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Change in an Ecosystem
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Change in an Ecosystem
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Ecological levels in a coral reef
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Nature of an ecosystem
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Food chain
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Ecological pyramid
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The carbon cycle