Cold, clear lakes or streams with few nutrients and a relatively low abundance of life are referred to as
A) eutrophic
B) oligotrophic
C) mesotrophic
D) heliotrophic
Correct Answer:
Verified
Q2: A "clean zone" of water has
A)a high
Q3: Aerobes are forms of life which
A)can live
Q4: Anaerobes are forms of life which
A)can live
Q5: Arrange the zones of the open sea
Q6: At very low dissolved oxygen (DO) levels
Q8: Discharge of one or more water pollutants
Q9: Eutrophication is the
A)overgrowth of algae in lakes
Q10: From a global perspective, the largest contamination
Q11: Groundwater (from wells), unlike surface water, can
Q12: Groundwater (from wells) may contain
A)salt from use
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