AnswersVA-Ecology -CRPR 26-27 MC S1Freshwater and Marine Biomes

Freshwater and Marine Biomes — Unit test Answers

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The _______ is the number of times a behavior occurs.

A
duration
B
intensity
C
frequency
D
rapidity
22
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Which of the following is not a way that oil production could potentially affect aquatic viability?

A
marine oil spills during transportation
B
offshore oil drilling
C
interruption of water flow
D
contamination from waste products
23

Which respresents the common conditions of all three of the following: genetic drift, the founder principle, and the bottleneck effect?

A
occurs in small populations when one genetic trait becomes more common in a population purely by chance
B
occurs in small populations and results in a decrease in genetic diversity and/or an increase in the occurrence of specific genetic traits
C
when a small group of organisms only reproduce with each other to create a larger population of organisms
D
when the majority of a population is killed off and there are only a few remaining organisms left to rebuild the population
24

With regards to a “Data (Age) Structure Diagram”, which of the following is an indicator of a rapidly growing population?

A
a large elderly population
B
a large middle age population
C
a large teenage population
D
a large child population
25

Natural selection does not always result in an increase in genetic diversity.

A
T
B
F

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