Ecology: Populations

What factor describes when populations increase because animals are moving into a population?

• Emigration
• Limiting Factors
• Immigration
• Exponential Growth

What factor describes when populations decrease because animals are moving out of a population?

• Emigration
• Limiting Factors
• Immigration
• Exponential Growth

Tags

NGSS.HS-LS2-6

What does the graph represent?

• Emigration
• Exponential growth
• Immigration
• Logistic Growth

Tags

NGSS.HS-LS2-2

What does the graph represent?

• Emigration

• Exponential growth

• Immigration

• Logistic Growth

Tags

NGSS.HS-LS2-6

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

Tags

NGSS.HS-LS2-6

What is happening at the 'B' on the graph?

• the population overshoots above the carrying capacity

• the population stops growing

• growth begins to slow down due to limited resources

• growth is speeding up due to an abundance of resources

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

(Birth rate + immigration) - (death rate + emigration)= ???

• population carrying capacity (K)

• population resource limit

• population growth

• population mortality rate

Tags

NGSS.HS-LS2-1

NGSS.HS-LS2-2

Which contribute to a positive population growth? Choose 2!

• immigration

• positive birth rate

• emigration

• positive death rate

Tags

NGSS.HS-LS4-2

What type of factor has an increasing impact as the population size increases?

• density-independent

• density-dependent

• cohort effect

• survivorship factor

Tags

NGSS.HS-LS2-6

As a population of a species increases within a territory, which of the following most likely also increases?

• Immigration

• Food supply

• Carrying capacity

• Competition

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4