Multiple Choice
Secondary treatment of sewage involves the use of which type of process?
A) biological removal of dissolved organic matter
B) physical/chemical removal of insoluble particulate materials
C) biological removal of inorganic nutrients
D) virus removal/inactivation
Correct Answer:
Verified
Correct Answer:
Verified
Q11: In the total organic carbon (TOC)test,microorganisms are
Q25: Canada geese have become a major source
Q26: Removal of environmental pollutants using microorganisms is
Q28: Sewage treatment that involves horizontal flow in
Q31: Filamentous organisms such as Sphaerotilus and Thiothrix
Q32: Chlorination alone will usually suffice to inactivate
Q33: Molecular techniques using 16S rRNA gene targeted
Q36: Cryptosporidium is an important waterborne disease.This organism
Q39: Rapid sand filtration,used in many water purification
Q41: Potable water is unfit for consumption or