Category: Pollution Mcqs

A.Eichhornia crassipes
B.Escherichia coli
C.Entamoeba histolytica
D.Lemna pancicostata
undefined

A.Ozone layer in the atmosphere
B.Infra-red radiations
C.Moisture in the atmosphere
D.CO2 in the atmosphere
undefined

A.Glycolysis
B.ATP synthesis
C.CO2 fixation
D.Hill reaction
undefined

A.Ozone, peroxyacetyl nitrate and Nox
B.Smoke, peroxyacetyl nitrate and SO2
C.Hydrocarbons, SO2 and CO2
D.Hydrocarbons, ozone and SOx
undefined

A.Shock waves
B.Noise of traffic
C.Noise of siren
D.Unhearable sound
undefined

A.To save the trees from erosion
B.To safeguard the fruits from large labour population
C.To save the trees from poisonous fumes/smoke from the brick chimneys
D.To protect the orchard from the operation of trucks meant for transporting fruits
undefined

A.The development of resistant pest varieties
B.Simplification of food web
C.Reduction in population of useful birds
D.Increase in weed population
undefined

A.The natural geo-chemical cycles
B.The natural balance of our environment
C.The natural flora of a place
D.The natural wildlife of a region
undefined

A.O3 layer
B.SO2 layer
C.O2 Layer
D.CO2 layer
undefined

A.Air only
B.Air and soil only
C.Air, soil and water
D.Air and water only
undefined