AP Biology Community Ecology

Which point on the graph represents carrying capacity?

• A

• B

• C

• D

Tags

NGSS.MS-LS2-4

During the carbon cycle, which of the following carbon compounds would be utilized as an energy source by heterotrophs? 

• carbonic acid

• organic molecules

• carbon dioxide

• carbon monoxide

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

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

Which of the following encompasses all the others?

• ecosystem

• community

• population

• individual

__________ primary productivity is the total amount of energy that producers convert to chemical energy in organic molecules per unit of time.   

• Net

• Total

• Gross

• None of the above

__________productivity = the organic materials that remain after photosynthetic organisms in the ecosystem have used some of these compounds for their cellular energy needs (cellular respiration).

• Gross

• Primary

• Net

• Secondary

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Frogs lay ~4000 eggs at a time. Based on this frogs would be classified as -

• R-strategists

• K-strategists

states that two species cannot exist together if they compete for the same resources. One will either die out or migrate, or they will adapt to separate resources.

• Hardy-Weinberg Principle

• Limiting Nutrient Principle

• Competitive Exclusion Principle

• Tolerance Principle

What is the term that refers to all the populations in a given area?

• Population

• Community

• Ecosystem

• Biosphere

Tags

NGSS.MS-LS2-2

A bird builds a nest in a hole in the trunk of the tree. It is protected from the rain and predators. The tree is not harmed or helped by the bird.

• Mutualism

• Commensalism

• Parasitism