Life Science Review

A living or once-living organisms in an ecosystem is a

• population
• biotic factor
• abiotic factor
• community

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NGSS.HS-LS2-4

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A nonliving element in an ecosystem is an 

• animal
• abiotic factor
• biotic factor
• organism

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Which of the following is not a biotic factor?

• mushroom
• air
• elephant
• coyote

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NGSS.5-LS1-1

Which of the following is not an abiotic factor?

• sun
• temperature
• soil
• grass

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NGSS.MS-LS2-3

A group of the same type of organisms living in the same place at the same time.

• threatened species
• populations
• community
• limiting factor

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NGSS.MS-LS2-1

Temperature is an example of what kind of factor?

• Biotic 
• abiotic
• dead
• living

Which best describes what a food chain shows you?

• Energy flow through an ecosystem
• Food flowing through an ecosystem
• Consumers going into other consumers
• Who eats who

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NGSS.MS-LS2-3

What are plants called in a food chain?

• Producers
• Consumers
• Decomposers
• Scavengers

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NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of these organisms would receive energy from the snake?

• Plant
• Rabbit
• Mouse
• Hawk

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NGSS.MS-LS2-3

Which is the correct food chain order?

• Plant-->1st Consumer--> 2nd Consumer 
• Plant <-- 1st Consumer <-- 2nd Consumer
• 2nd consumer     --> 1st consumer  --> Plant
• 1st Consumer      --> 2nd consumer --> Plant

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NGSS.MS-LS2-2

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