Exam 4 Practice Questions

The study of nutrient cycling though the environment is an example of which of the following?

• organismal ecology

• population ecology

• community ecology

• ecosystem ecology

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NGSS.MS-LS2-3

Which of the following biomes is characterized by abundant water resources?

• deserts

• boreal forests

• savannas

• tropical wet forests

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NGSS.MS-ESS2-4

Which of the following biomes is characterized by short growing seasons?

• deserts

• tropical wet forests

• Arctic tundras

• savannas

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NGSS.MS-ESS2-6

Which of the following is an example of a weather event?

• The hurricane season lasts from June 1 through November 30.

• The amount of atmospheric CO2 has steadily increased during the last century.

• A windstorm blew down trees in the Boundary Waters Canoe Area in Minnesota on July 4, 1999.

• Deserts are generally dry ecosystems having very little rainfall.

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NGSS.MS-ESS2-5

Which of the following natural forces is responsible for the release of carbon dioxide and other atmospheric gases?

• the Milankovitch cycles

• volcanoes

• solar intensity

• burning of fossil fuels

How is a clumped population distribution beneficial for prey animals?

• Being a member of a larger group provides protection for each individual from predators.

• Prey animals rely on each other to acquire food.

• Prey animals live in small family groups to raise young.

• Clumped population distributions ensure that at least one member of the population knows how to identify the seasonal migration route.

The population size of a species capable of being supported by the environment is called its ________.

• limit

• carrying capacity

• biotic potential

• logistic growth pattern

Species that have many offspring at one time are usually:

• r-selected

• K-selected

• both r- and K-selected

• not selected

Which term describes the process whereby toxic substances increase along trophic levels of an ecosystem?

• biomassification

• biomagnification

• bioentropy

• heterotrophy

An adaptive radiation is________.

• a burst of speciation

• a healthy level of UV radiation

• a hypothesized cause of a mass extinction

• evidence of an asteroid impact

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NGSS.MS-LS4-4