A. Sewage
B. Plastic
C. Polythene
D. DDT
Correct Answer: Sewage ✔
Last Updated: May 23, 2024
Related MCQs
- The extent of darkness caused due to smoke can be determined by the help of:
- The light of cities is reduced in comparison to villages due to the presence of:
- The term smog coined by:
- The classical smog was first observed to:
- A disease caused by eating fish contained by industrial waste having mercury compounds is known as:
- If there were no CO2 in the earth’s atmosphere, the temperature of earth’s surface would have been:
- In big cities, air pollution is mainly due to:
- As compared to tap water the BOD of sewage polluted water shall be:
- The major drawback of DDT as a pesticide is that:
- Every pesticide develops its own failure as its repeated use leads to:
- How CO emitted by automobiles prevents transport of O2 in the body tissues?
- Sewage drained into water bodies kills fishes because:
- Effect of pollutions first and most marked on:
- Which of the following is the use of lichens in case of pollution?
- Minimata disease was caused due to the consumption of:
- Presence of SO2 in atmosphere is indicated by:
- The maximum biomagnification would be in which of the following in case of aquatic ecosystem?
- The toxic effect of carbon monoxide is due to its greater affinity for haemoglobin as compared to oxygen by (appro.)
- Biological control component is central to advanced agriculture production. Which of the following is used as a third generation pesticide?
- Measurement of the rate of O2 consumption in unit volume of water over a period of time is done to find out:
- The supersonic jets cause pollution by thinning of:
- Green house effect refers to:
- Carbon monoxide is a pollutant because:
- The main cause of pollution in metro cities is due to:
- Which of the following isotopes is most dangerous to Homo sapiens?
- Which important greenhouse gas other than methane is being produced from the agricultural fields?
- The major contributor to green house gases to the atmosphere is:
- In Minimata Bay, Japan, which of the following animals remained free from Minimata disease?
- Major pollutant present in the jet plane emission is:
- Leaf curling is caused by:
- Which of the following is a secondary pollutant?
- Water pollution:
- BOD value of sewage water than that of tap water is:
- Phosphate pollution is caused by:
- Which one of the following organisms is used as indicator of water quality?
- Spraying of DDT on crops produces pollution of
- Formation of ozone hole is maximum over:
- The river sone receives wastes from:
- Air pollution effects are usually found on:
- Carbon monoxide is a major pollutant of:
- Which one is not dangerous for life?
- In coming years, skin related disorders will be more common due to:
- BOD stands for:
- Various fungi are known to accumulate considerable quantities of divalent metal such as:
- Aerosols reduce primary productivity by:
- In a river, if its BOD is high, then:
- Which of the following does not cause pollution?
- Ozone hole is refers to as:
- Which of the following is most poisonous?
- BOD is the amount of oxygen:
- Which is a degradable pollutant?