How Population Grows

One factor that drives population changes is

• the availability of resources.

• predation.

• both a and b.

• none of the above.

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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

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A part of the environment that prevents a population from growing to large is a/n______________

• abiotic factor

• biotic factor

• limiting factor

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NGSS.MS-LS2-4

What are two ways in which the environment can influence population size?

• competition and natural disasters

• biomes and ecosystems

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NGSS.MS-LS2-4

Limiting factors are

• The place where an organism naturally lives and grows

• The number of different species of plants and animals in an area

• Biotic or abiotic environmental factors that restrict the growth of a population

• How humans affect and interact with their surrounding environment

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

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What would the carrying capacity of this graph be

• 530

• 400

• 500

• 480

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NGSS.MS-LS2-1

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If the amount of food or resources available increases, the carrying capacity for an animal.....

• Stays the same

• Increases

• Decreases

• Fluctuates

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NGSS.MS-LS2-1

Which of the following is a factor that can lead to an increase in population size?

• Increased birth rate

• Decreased immigration

• Increased emigration

• Decreased birth rate

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What is the term for the maximum population size that an environment can sustain indefinitely?

• Carrying capacity

• Population density

• Biotic potential

• Limiting factor