Relationships in an Ecosystem

Which one is NOT an example of a decomposer?

• mushroom
• leaves
• mold
• worm

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Examples of just producer

• frog, fly, lillypad
• algae, grass, tree
• worm, dirt, fish
• mouse, seeds, bird

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An organism that needs to eat other organisms to obtain energy is known as a:

• Autotroph
• Producer
• Consumer
• Mutualist

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What does a food chain represent?

• How all living organisms within a habitat are connected.
• All of the things that a particular animal eats.
• How plants create their own food.
• A single path of energy transfer within a habitat.

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The arrows in a food chain or web represents what?

• They point to the organism that is being eaten.
• It shows how sunlight flows within an ecosystem.
• They show what direction the energy is flowing between organisms. 
• They represent how water is transferred within a habitat.

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NGSS.MS-LS2-3

Overlapping food chains in an ecosystem make up....

• food web
• food chain
• niche
• symbiosis

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An animal that eats other animals is a....

• carnivore
• omnivore
• herbivore
• decomposer

Why might an organism have more than one arrow coming from them in a food web?

• More than one organism may eat them. 
• They may eat more than one other organism. 
• This organism gets its energy from multiple sources. 
• They have no resources available to them.

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What may happen if the snowshoe hare was removed from the food web pictured?

• The insects in the habitat would increase.
• The shrew population would decrease due to being only hawk food source.
• The willow tree population would decrease.
• Foxes would dies due to no food source. 

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The rabbit in this food web would be considered a:

• Decomposer
• Producer
• Secondary Consumer
• Primary Consumer

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