The primary producers in the ocean are:
A) prions
B) viruses
C) phytoplankton
D) two of these choices
Correct Answer:
Verified
Q8: Nitrogen-fixing bacteria:
A)oxidize ammonia to nitrates or nitrites
B)oxidize
Q21: What results from the biological oxygen demand
Q22: Cytophaga,found in soil,is characterized by _.
A)being a
Q24: Which of the following symptoms is not
Q28: In testing for water purity,the presumptive test
Q31: Which is the order of purification procedures
Q32: Which of the following statements about biogeochemical
Q37: Tertiary treatment of sewage could include:
A)chlorine
B)UV light
C)ozone
D)all
Q38: The predominant genus of microbe found in
Q39: The most predominant microbial group found in
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