Carrying Capacity

Which of the following describes a population?

• The total number of people, animals, and plants in New York City

• The total number of apartments in New York City

• The total number of people living in New York City

• The amount of water in the Hudson River

The largest number of individuals of a population that a particular environment can support is known as the __________.

• carrying capacity

• biome

• population

• mutualism

Tags

NGSS.MS-LS2-4

What is the carrying capacity for this sheep population?

• 2.0 million

• 1.6 million

• 1.0 million

• 0.5 million

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

If a disease that destroys wheat plants swept through an ecosystem, what would happen to the bird population that feeds off of the wheat?

• The bird population would increase

• The bird population would stay the same

• The bird population would decrease

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which point on the graph best represents the carrying capacity?

• A

• B

• C

• D

Tags

NGSS.MS-LS2-1

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

• The population continues to grow

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

• The population will go completely extinct due to lack of resources

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

TRUE OR FALSE: Limiting factors are helpful because they can keep the population from getting too large.

• True

• False

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

A limiting factor that is density-independent is something that affects a population regardless of the size of the population.

A limiting factor that is density-dependent is something that can have a greater effect if a population is larger, such as disease, competition of resources, and predation.

Which of the following limiting factors is density-independent?

• water

• food

• natural disasters

Tags

NGSS.MS-LS2-4

Which limiting factor would increase due to the number of individuals in a population?

• natural disasters

• unusual weather

• disease

Tags

NGSS.MS-LS2-4

What is the carrying capacity of the graph?

• 600

• 800

• 1,000

• 8,000

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4