Home
About Us
Contact Us
Privacy Policy
Search
Home
→
Forestry Mcqs
→
Pollution
→
BOD of polluted water is increased by
Related MCQs
Which one of the following is fungicide?
Thermal pollution in water bodies is caused due to discharge of:
When DDT was applied in an orchard as a pesticide, the fruit production decreased. This happened because:
Air pollution is caused by:
Which of the following pollutant is not the product of automobile exhaust?
The effect of today’s radioactive fallout will probably be more harmful to children of future generations than to children now living because:
Minamata diseased was caused due to water pollution by:
Which of the following gases is regarded as an atmospheric pollutant?
Most severe environmental hazard to mankind is due to:
It is advised not to have brick kiln near fruit orchard:
Green-house effect is due to the presence of:
Tajmahal is threatened due to the presence of:
When excess of sewage is dumped in the river, its BOD:
The most harmful component of detergents causing water pollution is:
The abbreviation MPN stand for:
The ground water pollution is due to excess of:
Indiscriminate use of fertilizers have lead to:
Which of the following is not used for disinfection of drinking water?
Which of the following is a biodegradable pollutant?
A very harmful fibrous component causing pollution an inflicting diseases of lungs in human beings:
With the increase in water pollution, the BOD:
The enrichment of water by nutrients is:
Which of the following is not a commonly used pesticide?
The most harmful pesticide is:
In the polluted water, the values of:
COD stands for:
The Escherichia cells in a human excreta number in:
Prolonged liberal irrigation of agricultural fields is likely to create the problem of:
Pollution is:
Which of the following is generally used for induced mutagenesis in crop plants?
The percentage of water found in oceans is:
Greenhouse effect refers to:
PAN stands for:
The sea water gets pollution mainly due to:
Which of the following air pollutant is carcinogenic?
The pollutants like phenol, Na and Hg can be removed from water by technique/s such as:
The CFC pollution sources include:
The lowest temperature in the atmosphere is recorded at:
Atmospheric pollution is also caused by the gas:
The photochemical smog is also called:
What immediate hazard is likely to occur if the temperature of the earth rises by 5?C?
The classical smog mainly contains:
The automobile emission can be reduced by adding the following in the petrol:
The photochemical smog appears:
The river Periyar gets pollution mainly from:
The PAN blocks:
The Minamata disease was first detected in:
The plants of tobacco and tomato are sensitive to:
The zone of atmosphere that lies near the ground is:
It is thought that the concentration of CO2 in the year 1890 was around:
The atmospheric UV radiations are absorbed in the zone called:
BOD of polluted water is increased by
A. Algae
B. Moss
C. Ferns
D. Distillated wastes
Correct Answer:
Algae
✔
Last Updated:
May 23, 2024