Matter and Energy in an Ecosystem
Presentation
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Biology
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6th - 8th Grade
•
Hard
Joseph Anderson
FREE Resource
4 Slides • 6 Questions
1
Matter and Energy in Ecosystems
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Multiple Select
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Multiple Select
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Multiple Select
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Food Chains
Definition: The pathway that energy and nutrients can follow through an ecosystem.
Producers make up the (biggest) first level.
Herbivores (primary consumers) make up the next level.
Ominivores and Carnivores (secondary consumers) follow.
Tertiary Consumers top the pyramid.
Decomposers?????
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Multiple Choice
Which is the primary consumer in this group of organisms?
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Food Webs
Definition: An interconnected food chain model that shows how energy flows through an ecosystem.
Arrows show the direction of energy flow FROM one organism TO another.
Obviously, all energy paths BEGIN at the CONSUMER level.
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Open Ended
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Energy Pyramids
When an organism obtains energy, most of it is used to conduct life processes. A little of it is given off as heat, and a small amount is stored inside the body of the organism. This is how carnivores get energy.
There is less energy available at each level as you go up.
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Multiple Choice
Matter and Energy in Ecosystems
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