Topic Test

Question 1

Which of the following species would you most expect to be distributed according to a regular pattern?a.termitesb.stingless beesc.fishd.creosote bushes

Revolt · Accepted Answer

D

Question 2

The total number of organisms an ecosystem can support is its tolerance range.

Revolt · Accepted Answer

F

Question 3

Which of the following statements about logistic growth curves is true?a.Logistic growth curves are common for R-selected species.b.Logistic growth curves are J-shaped.c.No organisms in nature experience logistic growth rates.d.Logistic growth curves increase exponentially at first, then experience slowed growth rates.

Revolt · Accepted Answer

D

Question 4

For which method of determining population size is the population not aware of the sampler’s presence?a.mark/recaptureb.direct observationc.samplingd.indirect observation

Revolt · Accepted Answer

D

Question 5

Which of the following conditions would lead to a small population size?a.a low birth to death ratiob.a high birth to death ratioc.immigrationd.large number of resources

Revolt · Accepted Answer

A

Question 6

Which of the following selection pressures is responsible for the limited evolutionary changes experienced by alligators and other crocodilians?a.stabilizing selectionb.directional selectionc.disruptive selectiond.high mutation rate

Revolt · Accepted Answer

A

Question 7

Which of the following is most likely an example of genetic drift resulting from the founder effect?a.The species’ physical habitat is limited.b.The population expresses a mix of dominant and recessive traits.c.The species occupies a small, specific niche.d.A population commonly expresses traits that are otherwise rare in the species.

Revolt · Accepted Answer

D

Question 8

Bottleneck events are always caused by the death of most of a species’ population.

Revolt · Accepted Answer

F

Question 9

There are approximately 35,000 bald eagles in Alaska, which covers 586400 square miles. What is the population density for the bald eagles in Alaska? a. 17 bald eagles per square mile b. 0.04 bald eagles per square mile c. 0.06 bald eagles per square mile d. 1 bald eagle per square mile Please select the best answer from the choices provided

Revolt · Accepted Answer

C

Question 10

Orange trees planted in a grove or orchard would most likely fall in which category of population distribution? a. even b. random c. clumped d. density Please select the best answer from the choices provided

Revolt · Accepted Answer

A

Topic Test Answers

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