biotic relationships

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biotic relationships
by michael connell michael norman
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food chains

• A food chain is a model that shows an ecosystems
  feeding relationships.
• example sungtgrassgtgrasshoppergtbirdgtsnakegt hawk.

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food web

• A food web is a model that shows the connections
  among food chains.
• example grasshopper and bird eat the same
  producer.

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energy pyramid

• Energy pyramid is a model that shows you how
  energy is transferred and lost in a food chain.
• Example you can see that energy is transferred
  from the tree to the giraffe to the lion .

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producers

• A producer is a organism that is able to make its
  own food.
• Example some plants and bacteria.

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consumer

• Consumer is a organism that obtains food by
  eating other organisms.
• Example rabbits eating grass.

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decomposer

• A decomposer is organism that breaks down the
  waste or remains of other organisms.
• Example earthworms

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scavenger

• A scavenger is animal that eats dead organisms.
• Example a buzzard eating a coon that got hit by
  a car.

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predator and prey

• Predator and prey means the predator hunts and
  kills the prey for food.
• Example Bobcat hunts and kills a rabbit.