Ch 14 - Ecology

Animals such as pandas; mature slowly, have larger body sizes, generally produce fewer offspring, and invest greater parental care to ensure offspring survival. What term is applied to this type of reproductive strategy?

• K-strategy

• r-strategy

Tags

NGSS.MS-LS1-4

NGSS.MS-LS4-4

Which contribute to a positive population growth?

• immigration

• birth rate

• emigration

• death rate

What type of factor has a direct impact as the population size increases, such as food and land?

• density-independent

• density-dependent

• cohort effect

• survivorship factor

Tags

NGSS.MS-LS2-1

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

• food supply

Tags

NGSS.MS-ESS3-2

Factors like predation can have a positive benefit to the population of prey organisms because predators tend to keep prey populations below their ___________.

• carrying capacity

• sustainibility number

• exponential growth point

• competition level

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

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

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