Ecosystems

What is an ecosystem?

• A group of animals that are the same species.
• Soil, water, air and sunlight
• All the living and non living things that interact in an area.
• North America

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The non living parts of an ecosystem

• abiotic factors
• biotic factors
• oxygen
• soil

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All of the different populations that live in a specific area.

• ecosystem
• habitat
• ecology
• community

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All the members of one type of species in a specific area.

• habitat
• community
• population
• ecosystme

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the living parts of an ecosystem

• biotic factors
• biology
• abiotic factors
• animals

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Which terms best describe heterotrophs?

• Plants; producers
• Animals; producers
• Plants; consumers
• Animals; consumers

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Which terms best describe autotrophs?

• Plants; producers
• Animals; producers
• Plants; consumers
• Animals; consumers

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From where do autotrophs obtain their energy?

• The sun
• Other organisms

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A consumer?

• Makes its own food
• Eats dead plants and animals
• Eats plants and other animals for energy
• Buys toys for kids

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A decomposer?

• Eats dead plants or animals and breaks down to put nutrients in the soil
• Eats plants or other animals for food
• Makes its own food
• Machine that gathers trash

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