Pollution MCQ: MCQ Test (25 questions)

Question 1 of 25

DDT is-

AGreen house gas
BDegradable pollutant
CNondegradable pollutant
DNone of these

Question 2 of 25

Which of the following is not considered as air pollutant ?

AHydrocarbon
BCarbonmonoxide
CCarbondioxide
DSulphur dioxide

Question 3 of 25

Ozone layer present in our atmosphere absorb-

ACosmic rays
BInfra-red rays
CUltravoilet rays
DAll rays

Question 4 of 25

Carbonmonoxide is harmful to human beings as it is-

ACarcinogenic
BAntagonistic to CO2
CWith higher affinity for haemoglobin as compared tp oxygen
DDesturctive to O3

Question 5 of 25

National Environmental Engineering research institute is situated in-

ARanchi
BCuttak
CJamsedpur
DNagpur

Question 6 of 25

Cyanide poisoning causes death in seconds because

AIt causes Lysis of red
BIt denatures enzymes of the heart muscle
CIt cause cardiac arrest
DIt breaks the electron

Question 7 of 25

Major aerosol pollutant in jet plane emission is-

ASulphurdioxide
BCarbonmonoxide
CMethane
DFluorocarbon

Question 8 of 25

World environment day is-

A20th Feb
B5th June
C7th June
D10th April

Question 9 of 25

What is full form of BOD ?

ABiological Oxygen Deficit
BBiological Oxygen Difference
CBiological Oxygen Demand
DBiological Oxygen Distribution

Question 10 of 25

The average salinity of sea water is-

A3.5%
B4%
C0.05
D0.06

Question 11 of 25

UV rays coming from Sun, majorly causes which cancer ?

ALungs cancer
BLiver cancer
CMouth cancer
DSkin cancer

Question 12 of 25

Carbon monoxide, emiited by automobiles, prevent transport of oxygen in body due to-

ACombining with oxygen to from carbondioxide
BDestruction of homoglobin
CPsreventing reaction between oxygen and haemoglobin
DForming stable compound with haemoglobin

Question 13 of 25

Which of the following is most effective green house gases ?

AFreone
BMethane
CCarbondioxide
DChloroflurocarbon

Question 14 of 25

The gas leaked out in Bhopal ga tragedy-

ACarbon Monoxide
BEthyle isocynate
CMethyl isocynate
DSO2 and NO2

Question 15 of 25

Green house effect is-

ACollection of green house gases which rise the temperature of atmosphere
BProduction of flower and vegetable in increased temperature
CProduction of crop in glass house
DNone of these

Question 16 of 25

Sound become hazardous noise pollution at level-

AAbove 30 dB
BAbove 80 dB
CAbove 100 dB
DAbove 120 dB

Question 17 of 25

The……lies above the mesosphere and is a region in which temperatures with height.

AStratosphere
BExosphere
CThermospher
DTroposphere

Question 18 of 25

Which of the following air pollutants gets dissolved in haemoglobin of the blood more rapidly than oxygen ?

APAN
BCarbon dioxide
CCarbon monoxide
DOzone

Question 19 of 25

Water pollution of a river is measured by-

AAmount of chlorine dissolve in water
BAmount of ozone dissolve in water
CAmount of nitrogen idssolve in water
DAmount of oxygen dissolve in water

Question 20 of 25

Natural sources of air pollution are-

AForest fires
BVolcanic eruptions
CDust storm
DSmoke from burning dry leaves

Question 21 of 25

Which of the following is/are used as disinfectant of water ?

AOxone
BChlorine dioxide
CChloramine
DAll

Question 22 of 25

Acid rain is due to-

AExcess production of coal gas
BExcess release of CO2 due to increasing cumbustions and respiration
CExcess release of SO2 and NO2 from burning fossil fuels
DExcess production of gaseous hydrocarbon

Question 23 of 25

Pollutant likely to deplete ozone layer is-

ACarbonmonooxide
BNitrogen Oxides
CChloroflurocarbons
DBoth b and c

Question 24 of 25

Which of the following produce maximum sound pollution ?

ATop music
BHeavy truck
CJet flight
DNone of these

Question 25 of 25

Chief source of water and soil pollution is-

AMining
BThermal power plant
CAgro industry
DAll the above