Populations: Growth, Limiting Factors & Symbiosis

A population is...

• A group of one species in one area
• Multiple species that live in one area
• All of the living and nonliving things in an area
• None of these

A collection of living organisms that interact with one another in an ecosystem.

• Population
• Ecosystem
• Community
• Ecosphere

Tags

NGSS.MS-LS2-2

What type of graph is displayed below?

• logistic

• exponential

• predation

• density

Tags

NGSS.HS-LS2-1

NGSS.HS-LS2-2

What type of graph is displayed below?

• Predation

• Exponential

• Logistic

• Climate change

Tags

NGSS.MS-LS2-1

Below is a graph of male seal births for a period of time. Based on the graph what is the carrying capacity for this population?

• 7000

• 8000

• 10000

• 9000

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which of the following is a density dependent factor?

• volcanic eruption

• earthquake

• disease

• hurricane

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-2

Population density can be best described as:

• The amount of deaths that occur in a population

• The amount of births that occur in a population

• The amount of individuals in a given space.

• The amount of available nutrients in an ecosystem

What is the carrying capacity for this sheep population?

• 2.0 million

• 1.0 million

• 1.6 million

• 0.5 million

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

If a disease destroying wheat plants in a field swept through an ecosystem, what would happen to the bird population that feed off of the wheat in the the field ?

• The bird population would stay the same

• The bird population would increase

• The bird population would decrease

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

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

• Continues to grow

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

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

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4