Ecosystems and Biomes

A system made up of organisms interacting with one another

• biology
• abiotic
• biotic
• ecosystem

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NGSS.MS-LS2-2

NGSS.MS-LS2-3

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Organisms that make up the living part of an ecosystem.

• abiotic
• biotic factors
• ecology
• ecosystems

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NGSS.MS-LS2-4

Nonliving things found in an ecosystem.

• factories
• factor trees
• biotic factors
• abiotic factors

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NGSS.MS-ESS2-4

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

All of the populations that live in one area together

• limiting factors

• populations

• community

• speed limit

Which is a biotic factor?

• sunlight
• air 
• bacteria
• all of the above

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which statement is correct?

• A population is the same as a community
• A community is a group of populations
• A community is a part of a population
• A population is a group of communities

The role of an organism in its ecosystem is called the organism's __________.

• hot roll
• niche
• leading role
• role of a lifetime

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NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Decomposers get their food by __________.

• making it themselves
• eating live organisms
• using dead organisms
• eating themselves

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NGSS.MS-LS2-3

In an ecosystem, producers and consumers are both __________.

• biotic factors
• very nice
• cranky
• abiotic factors

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NGSS.MS-LS2-2

NGSS.MS-LS2-3