A. Algae
B. Moss
C. Ferns
D. Distillated wastes
Related Mcqs:
- As compared to tap water the BOD of sewage polluted water shall be:
A. High
B. Low
C. Same
D. None of these - BOD value of sewage water than that of tap water is:
A. More
B. Less
C. Equal
D. Somewhere more somewhere less - With the increase in water pollution, the BOD:
A. Decreases
B. Increases
C. Remains the same
D. Is no measure of pollution - Which of the following enhances BOD of water?
A. Algae
B. Sand
C. Moss
D. Sugar mill effluents - In the polluted water, the values of:
A. BOD much higher than COD
B. BOD slightly higher than COD
C. COD slightly higher than BOD
D. COD much higher than BOD - Biological Oxygen Demand (BOD) is a measure of:
A. Industrial wastes poured into water bodies
B. Extent to which water is polluted with organic compounds
C. Amount of carbon monoxide inseparably combined with haemoglobin
D. Amount of oxygen needed by green plants during night - BOD is connected with:
A. Organic matter
B. Microbes
C. Both (a) & (b)
D. None of these - In a river, if its BOD is high, then:
A. River is polluted
B. River is not polluted
C. River is day
D. None of these - BOD stands for:
A. Biotic oxygen deduction
B. Base of degradation
C. Biotic oxide demand
D. Biological oxygen demand - When excess of sewage is dumped in the river, its BOD:
A. Increases
B. Slightly decreases
C. Remains unchanged
D. Decreases drastically
The correct answer to the question: "BOD of polluted water is increased by" is "Algae ".