AP Population Ecology

The two species, Paramecium aurelia and Paramecium caudatum, which do not prey upon each other, fighting to grow in the same test tube is an example of which of the following?

• Competition

• Predation

• Emigration

• Immigration

Two animals live together in close association.  One benefits, while the other is unaware of or unaffected by the first animal. The relationship is best described as

• Parasitism

• Mutualism

• Commensalism

• Predation

Tags

NGSS.MS-LS2-2

Refer to the diagram of the survivorship curve.
Which curve best describes an organism that invests a lot of energy in parenting?

• A

• B

• C

• this is not a survivorship curve

Tags

NGSS.MS-LS1-4

Which of the following encompasses all the others?

• ecosystem

• community

• population

• individual

These organisms typically live in unstable, unpredictable environments & are able to reproduce rapidly (exponentially). They do not take care of their young & are subject to predation.

• k-strategist

• r-strategist

• m-strategist

• s-strategist

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Processes that remove individuals from a population.

• death and emigration

• birth and immigration

Which of the following are density independent factor(s)?

• competition for resources

• predator-prey relationships

• parasitism and disease

• weather, natural disaster and man made disturbances

Refer to the diagram of the survivorship curve.
Which curve best describes an organism that invests a lot of energy in parenting?

• A

• B

• C

• this is not a survivorship curve

Tags

NGSS.MS-LS4-4

Which best describes the graph of logistic growth?

• S-shaped

• J-shaped

• W-shaped

• U-shaped

What is the carrying capacity of the graph?

• around 500

• more than 800

• less than 300

• around 700

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4