The equilibrium theory of island biogeography has become a fundamental principle in conservation biology. The principles of this theory are being applied to ________
A) setting regulations for national parks
B) managing isolated habitat patches
C) island species as a source for captive breeding
D) managing island endangered species
E) determining equilibria for ecosystem management
Answer: B
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When Anette heats an iron ring over a flame, the diameter of the hole becomes
A. larger. B. smaller. C. neither D. indeterminate
For the following acid-base reaction, identify what compound is formed in the space marked. HNO3 + KOH ? ???? + H2O
A.
| KNO3 |
B.
| KOH2NO3 |
C.
| H3ONO3 |
D. KOH2
E. none of the above
General circulation models (GCMs) are
A) considered to be a highly accurate tool for predicting future weather and climate. B) considered to be completely unreliable. C) excellent tools for attributing observed climate changes to particular causes.
Residence time is ________
A) the chemical change that occurs with time, when substances alter the growth and development of humans B) average length of time a molecule of a substance spends in the environment C) the length of time it takes for chemicals to be stored in the tissues of living organisms D) the chemical change that occurs with time, when substances are altered by the sun or metabolized by microorganisms E) the length of time it takes to produce toxic chemicals in the environment