World Environment Day is a) 28th February b) 5 th June c) 7th August d) 10th April Answer : b) 5 th June...
BOD is connected with a) Organic matter b) microbes c) Microbes and Organic matter d) None of the above. Answer : c) Microbes and Organic matter...
Lichens indicate pollution by a) O3 b) SO2 c) NO2 d) CO. Answer : b) SO2...
Which one of the following is normally not an atmospheric pollutant ? a) CO b) CO2 c) SO2 d) Hydrocarbon. Answer : b) CO2...
Which is not a green house gas? a) CFC b) CH4 c) CO d) H2 Answer : a) CFC...
Green house effect is related to a) Increased growth of green algae b) Global warming c) Cultivation of vegetables in house Answer : b) Global warming...
Most abundant water pollutant is a) Detergents b) Pesticides c) Industrial wastes d) Ammonia. Answer : c) Industrial wastes...
Chief air pollutant which is likely to deplete ozone layer is a) Sulphur dioxide b) Carbon dioxide c) Carbon monoxide d) Nitrogen oxides and Fluorocarbons. Answer : d) Nitrogen oxides and Fluorocarbons...
Ozone layer is found in a) Thermosphere b) Stratosphere c) Mesosphere d) Lithosphere. Answer : b) Stratosphere...
Major aerosol pollutant in Jet Plane emission is a) SO2 b) CO c) CH4 d) CFC. Answer : d) CFC....
Which gas of the atmosphere holds up ultraviolet rays ? a) O2 b) O2 c) N2 d) CO2. Answer : b) O2...
Acid rain is caused by a) SO2 and NO2 b) SO2 and CO c) NH3 and CO d) SO2 and NH3. Answer : a) SO2...
Spraying of DDT produces pollution of a) Air b) Air and Water c) Air and Soil d) Air, Water and Soil. Answer : d) Air, Water and Soil....
Carbon monoxide is pollutant as it a) Inactivates nerves b) Inhibits glycolysis c) Combines with oxygen d) Combines with haemoglobin. Answer : d) Combines with haemoglobin....
SO2 and NO2 Produce pollution by increasing a) Alkalinity b) Acidity c) Neutrality d) Buffer action. Answer : b) Acidity...
Seed treatment is done to control— a) Soil-borne disease b) Air-borne disease c) Seed-borne disease d) None of these Answer : c) Seed-borne disease...
The instrument, which is used for sowing of seed with fertilizer together at a time, is a)Seed drill b) Dibbler c) Seed sowing behind plough d) Ferti-cum Seed drill Answer : d) Ferti-cum Seed drill ...
What is the area in floriculture (in 1000 hectare) in India a) 40 - 50 b) 60 - 80 c) 100 - 120 d) None of these Answer : c) 100 - 120...
The word 'Agriculture' is derived from— a) Greek b) Latin c) Arabic d) French Answer : b) Latin...
The main function of NABARD is a) Farmers' loaning b) Agricultural research c) Refinancing to agricultural financing institutions d) Development of agriculture Answer : c) Refinancing to agricultural financing institutions ...
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