A high-oxygen content and a low-nutrient content in surface seawater indicate that a population of ______ are present.
A) animals
B) phytoplankton
C) bacteria
D) decomposers
E) None of these are correct; they indicate no life presence.
Correct Answer:
Verified
Q25: In terms of grams of carbon per
Q26: Primary productivity is measured in terms of
Q27: Approximately the same amount of primary productivity
Q28: Productivity in tropical oceans is limited by
Q29: At temperate latitudes, a stable water column
Q31: The arctic region has low annual productivity
Q32: When new marine phytoplankton biomass is produced
Q33: Satellites can detect ocean color.
Q34: Upwelling areas are more productive than oceanic
Q35: Which of the following is not necessary
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