Which aquatic ecosystem is characterized by ocean tides and river flow stirring up nutrients and producing abundant life?
A) the pelagic zone
B) the intertidal zone
C) estuaries
D) coral reefs
E) wetlands
Correct Answer:
Verified
Q39: Humans function primarily at which trophic levels?
A)producers;
Q40: Tundra is characterized by:
A)low rainfall, deep water
Q41: Oligotrophic lakes have:
A)low oxygen concentrations in the
Q42: Atmospheric N₂ is useless to plants.
Q43: The coastal zone is best described as
Q45: In lakes,rooted plants may grow in the
Q46: Respiration is the only major process through
Q47: Too much nutrient runoff,particularly from nitrogen fertilizers,can
Q48: There would be roughly the same biomass
Q49: Which of the following statements is true?
A)The
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