Zoology - Microbes in Human Welfare Question with Solution | TestHub
ZoologyMicrobes in Human WelfareSewage TreatmentMedium2 minPYQ_2009
ZoologyMediumsingle choice
Biochemical Oxygen Demand (BOD) in a river waterNEET 2009 (Screening)
Options:
Answer:
D
Solution:
Biochemical Oxygen Demand (BOD) is the amount of oxygen used for biochemical oxidation by micro-organisms in a unit volume of water. Polluted water has high BOD. Thus, when sewage gets mixed with river water, BOD will increase.
Stream:NEETSubject:ZoologyTopic:Microbes in Human WelfareSubtopic:Sewage Treatment
⏱ 2mℹ️ Source: PYQ_2009
Doubts & Discussion
Loading discussions...
