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Practice Quizzing
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1

Which term best describes the process in which nitrogen is released as NH4+ ?
A)nitrification
B)ammonification
C)actinomycetes
D)decomposition
2

In the process of nitrification, is converted to nitrate by bacteria.
3

Researchers have found that soil with high soluble phosphorous have lower rates of above ground net primary production and decomposition.
A)TRUE
B)FALSE
4

A graphical representation of a normal distribution yields a bell-shaped curve.
A)TRUE
B)FALSE
5

Which of the following ecological attributes is (are) not distributed normally?
A)exponential rates of growth
B)population densities
C)running speeds
D)body weight
E)none of the above
F)c and d are correct
6

Research indicates that increased species richness decreases the amount of leaf breakdown in coldwater streams.
A)TRUE
B)FALSE
7

When Myrica was introduced to Hawaii, it changed the ecosystem by significantly increasing the in the soil.
8

Research at Bear Brook indicates that the annual peak of phosphorous input was associated with spring snowmelt and runoff.
A)TRUE
B)FALSE





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