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Home Q & A Board Biology-Related Homework Help General Biology
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katielc23 katielc23
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6 years ago
The microbial oxygen-consuming capacity of a water sample is called its
 
  A) chemical oxygen demand.
  B) biochemical capacity.
  C) biochemical oxygen demand.
  D) chemical capacity.


Water in the rocks and soils of Earth's subsurface is called
 
  A) groundwater.
  B) surface water.
  C) subsurface water.
  D) deep water.


Sudden nutrient perturbations in an environment generally ________ the overall prokaryotic diversity.
 
  A) increase
  B) decrease
  C) maintain
  D) replicate


________ are the main primary producers in freshwater environments.
 
  A) Phototrophic microorganisms
  B) Heterotrophic microorganisms
  C) Chemolithotrophic microorganisms
  D) Viral microorganisms


The number of Roseobacter in the ocean describes
 
  A) species diversity.
  B) species richness.
  C) species abundance.
  D) species prevalence.
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zfatahizfatahi
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6 years ago
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katielc23 Author
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#2
6 years ago
Thank you for answering correctly!
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