Populations and Succession

When a population grows past the ecosystem's carrying capacity, what happens to the population?

• Continues to grow

• The population starts to die off to return to carrying capcity

• The population will go extinct due to lack of resources

• The population grows then finds a new carrying capacity

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NGSS.MS-LS2-1

NGSS.MS-LS2-4

If there is more food than usual in an ecosystem, then the population will mostly likely...

• stay the same

• decrease

• increase

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NGSS.MS-LS2-1

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In a forest ecosystem, which of the following is the best example of a limiting factor for a rabbit population?

• Squirrel Population

• Sunlight

• Grass available

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NGSS.MS-LS2-1

What happened to the wolf population between 1980 and 1982?

• it increased rapidly

• it decreased rapidly

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NGSS.MS-LS2-1

NGSS.MS-LS2-4

If the number of births is greater than the number of deaths in a population, what will happen to the growth of the population?

• It will increase.

• It will decrease.

• It will stay the same.

• It will fluctuate.

Tags

NGSS.MS-LS2-4

Food, water, sunlight, shelter, and space are resources that are often __________.

• limiting factors

• wet

• messy

• found in rocks

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NGSS.MS-LS2-1

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When organisms move out of the population, this is known as

• emigration

• abandonment

• immigration

• succession

What is happening in a population as it decreases?

• more emigration occurs 

• more immigration occurs

• the birth rate and death rate remain the same

which statement sounds accurate based on the graph data. 

• The zebra and lions do not affect each other

• when lions population increases, so does the zebra population

• When the zebra population increases, it causes the lion population to also increase

• when zebra populations go down, the zebra population goes up. 

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

If your local environment begins to turn into a desert, what will most likely happen to the organisms in the environment?

• The populations of organisms currently existing in the environment will increase.

• The populations of organisms currently existing in the environment will not be affected.

• The new desert environment will be unable to support any populations of organisms.

• A different variety of organisms will be supported rather than the ones that currently exist.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4