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Population Ecology Practice

Test Description: Practice

Instructions: Answer all questions to get your test result.

1) which is not used to describe a population of grizzly bears in Canada

Ademographic history Bpopulation range Cpopulation density Dgeographic distribution

2) which is a characteristic of exponential growth

Ainitial population growth is rapid Bresources are used quickly Cgrowth rate is inversely proportional to population size Dlag phase shows rapid growth

3) which is a density independent factor for a flock of Canada Geese

Adwindling food supply Bunusually cold weather Cintestinal worms Dinfectious virus

4) what happens when a population nears carrying capacity

Adensity independent factors increase Bdiseases spread easily Cresources become scarce Dresources become abundant

5) which strategy produces less offspring that have a better chance of living

Al-strategy Bs- strategy Ck - strategy Dr-strategy

6) calculate the density population of 100 bees in a 5 hectare sized area

A25 bees /hectare B20 bees /hectare C500 bees/hectare D100 bees/hectare

7) If predators populations increase rapidly then prey population will

Adecrease Bstay the same Cincrease Dstabilize

8) which of the following would cause demographic transition

Amore deaths Ball the above Cimmigrations DMedicines and better hospitals

9) Which organism may have an r strategy

Amosquitos Belephants Cpeople Dlions

10) Are you ready for the test

Anot yet Bno Call the above Dyes

*select an answer for all questions

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