D all of these answers e none of these answers 143

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Chapter 3--Ecosystems What .pdf

D All of these answers E None of these answers 143 All of the following are from SCIENCE 305 at Monte Vista Christian School

135 .   When nitrogen is added to aquatic systems , it is least likely to result in
A. depletion of oxygen in the water .
B. stimulated algae growth .
C. immediate decrease in gross primary productivity .
D. fish kills .
E. anoxic conditions .
Answer:  c .   immediate decrease in gross primary productivity .
136 .   Which of the following is not one of the common phosphorous reservoirs in the ecosystem ?
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137 .   Phosphorous is used in the composition of all of the following except
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138 .   To which of the following cycles is guano an important component ?
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139 .   All of the following are sources of phosphorous except
A. inorganic fertilizer .
B. runoff of animal wastes from feedlots .
C. detergents .
D. acid rain .
E. guano .
Answer:  d .   acid rain .
140 .   The major plant nutrient most likely to be a limiting factor is
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141 .   Organic sulfur - containing compounds include
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142 .   Humans add sulfur to the atmosphere by
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143 .   All of the following are elements involved in major biogeochemical cycles except
A. nitrogen .
B. calcium .
C. sulfur .
D. oxygen .
E. phosphorus .
Answer:  B.   calcium .
144 .   Earth 's chemical cycles connect life of the present to life of the
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145 .   Which statement describes field research least ?
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146 .   Which statement least characterizes laboratory research ?
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147 .   Which statement least characterizes systems analysis as a research strategy ?
A . It is usually carried out by an expert in the field .
B . It has developed over the last twenty - five years .
C . It can be applied to complex systems that can not be adequately studied in the field or laboratory .
D . It can simulate ecosystems .
E . None of these answers .
148 .   Choose the sequence which correctly lists the major stages of system analysis from beginning to end .
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149 .   One member of a system analysis team is a math whiz who loves to construct mathematical models describing interactions of different variables . If you were a system manager , to which stage of the system analysis would you assign this person ?
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150 .   One member of a system analysis team is an analytical economist who loves to determine the best economic solution for an ecological problem . If you were a system manager , to which stage of the system analysis would you assign this person ?
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151 .   One member of a system analysis team is a person who loves to tinker with variables to see the potential impact of trying different solutions , to engage fully in the study of cause and effect . If you were a system manager , to which stage of the system analysis would you assign this person ?
A. system measurement
B. system simulation
C. system optimization
D. system modeling
E. data optimization
152 .   Ecosystem services include
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153 .   Natural ecosystems achieve sustainability through
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Chapter 25 / Exercise 6
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D.All of these answers.E. None of these answers.
We have textbook solutions for you!
The document you are viewing contains questions related to this textbook.
Human Biology
The document you are viewing contains questions related to this textbook.
Chapter 25 / Exercise 6
Human Biology
Starr/McMillan
Expert Verified
143.All of the following are elements involved in major biogeochemical cycles except
144.Earth's chemical cycles connect life of the present to life of the
145.Which statement describes field research least?
146.Which statement leastcharacterizes laboratory research? A. It allows measurement of model ecosystems and populations under controlled conditions.B. It is faster than similar field research.C. It is cheaper than similar field research.D.It has been used to develop most of our knowledge about ecosystems.E. None of these answers.
147.Which statementleast characterizes systems analysis as a research strategy?
148.Choose the sequence which correctly lists the major stages of system analysis from beginning to end.
149.One member of a system analysis team is a math whiz who loves to construct mathematical models describing interactions of different variables. If you were a system manager, to which stage of the system analysis would you assign this person?
150.One member of a system analysis team is an analytical economist who loves to determine the best economic solution for an ecological problem. If you were a system manager, to which stage of the system analysis would you assign this person? A. system measurementB. data analysisC.system optimizationD. system modelingE. data optimization

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