Ecology Review 2022 Pt. 1

Which contribute to a positive population growth?

• immigration

• positive birth rate

• emigration

• positive death rate

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

• density-independent

• density-dependent

• cohort effect

• survivorship factor

Tags

NGSS.MS-LS2-4

Which of the following are density dependent factors?

• competition for resources

• predation

• disease

• natural disasters

Tags

NGSS.MS-LS2-4

Which of the following are examples of a density independent factors?

• forest fire

• seasonal cycles

• storms

• disease

What type of growth model is shown in image A?

• Exponential

• Logistic

Tags

NGSS.MS-LS1-5

What type of growth model is shown in image B?

• Exponential

• Logistic

What point on the graph represents carrying capacity?

• a

• b

• c

• d

At carrying capacity, a population __________.

• increases rapidly

• increases slowly

• decreases slowly

• is in dynamic equilibrium

Which choice most closely approximates the deer population's carrying capacity based on the graph?

• 100

• 80

• 60

• 10

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which population growth model most closely describes the human population in the modern age?

• logistic growth

• exponential growth

• upward growth

• tumor growth