Ecosystem Organization, Food Webs, Food Chains, Energy Pyramid

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

• Autotroph
• Producer
• Consumer
• Mutualist

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NGSS.MS-LS2-2

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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

An organism that uses sunlight to create its own food is known as a:

• Producer
• Heterotroph
• Consumer
• Decomposer

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NGSS.MS-LS1-6

NGSS.MS-LS2-3

How much energy is available to be passed on to the next level in an ecosystem?

• 100%
• 10%
• 50%
• 75%

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NGSS.MS-LS1-6

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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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NGSS.MS-LS2-2

This organism recycles nutrients back into the soil when it breaks down dead stuff

• producers
• consumers
• decomposers

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NGSS.5-LS2-1

Earthworms help break down plant and animal remains and return the nutrients back into the soil. What are earthworms?

• consumers
• decomposers
• producers
• predators

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NGSS.MS-LS2-3

What is this called?

• Food Web
• Food Chain
• Abiotic Factors

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NGSS.MS-LS1-6

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An individual living thing is a/an __________.

• habitat
• ecosystem
• organism
• population

A group of organisms of the same species living in the same area are called a/an ________.

• community
• habitat
• population
• ecosystem