AP Biology Ecology

Use the graph above to identify a mature, well-established population in favorable conditions.

• A

• B

• C

• D

Tags

NGSS.MS-LS2-1

Use the graph above to identify a population in unfavorable conditions.

• B

• C

• D

• E

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

__________ growth shows growth of a population under environmental constraints (carrying capacity-K) that sets a maximum population size 

• logistic

• exponential

• niche

• uniform

What is the carrying capacity of the following population?

• 1000

• 8000

• 800

• 600

Two organisms of different species exist in a relationship in which each individual benefits from the activity of the other:

• commensalism

• parasitism

• herbivory

• mutualism

Which of the following is a primary consumer in this food web?

• Foxes

• Carrots

• Mice

• Owls

Tags

NGSS.MS-LS2-2

All of the following statements concerning characteristics of predator-prey relationship are correct EXCEPT:

• Camouflage is an adaptation that protects prey.

• A rise in the population of predators is followed by a decreased in the population of prey.

• A rise in the population of prey is often followed by a rise in the population of predators.

• The population of predators most often eliminates the population of prey

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Which of the following represents the combination of all relevant environmental variables in which a species or population lives?

• clade

• hybrid zone

• phylogeny

• ecological niche

Which of the following correctly describes the interactions between T. castaneum and the parasite.

• The parasite decreases the population density of beetles in each culture dish.

• The parasite increases the population density of beetles in each culture dish.

• The parasite has no effect on the population density of the beetles.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

________ grow slowly over time, cares for its young over a long period of time and is usually near the carrying capacity of its ecosystem.

• K-strategists

• R-strategists

• Uniform strategists

• environmentalists