Description : Chief air pollutant which is likely to deplete ozone layer is
Last Answer : Chief air pollutant which is likely to deplete ozone layer is A. sulphur dioxide B. carbon ... . carbon monoxides D. nitrogen oxides and fluorocarbons
Description : Which of the following air pollutants is not toxic to vegetation i.e., doesn't cause vegetation damage? (A) Smog & ozone (B) Hydrogen fluoride & nitrogen oxides (C) Sulphur dioxide & spray of weed killers (D) Carbon monoxide
Last Answer : (D) Carbon monoxide
Description : The most serious air pollutant causing health hazard is – (1) Sulphur dioxide (2) Carbon monoxide (3) Ozone (4) Nitrogen oxide
Last Answer : (1) Sulphur dioxide Explanation: Sulphur dioxide (SO2) is considered as the most serious single air pollutant causing health hazard, obstructing breathing. It always leads to airways inflammation, ... , pulmonary oedema, heart failure and circulatory collapse. It is also responsible for acid rain.
Description : The most serious air pollutant causing health hazard is (1) Sulphur dioxide (2) Carbon monoxide (3) Ozone (4) Nitrogen oxide
Last Answer : Sulphur dioxide
Description : Identify the air pollutant in urban areas which irritates eyes and also respiratory tract of human beings. (A) Particulate matter (B) Oxides of nitrogen (C) Surface ozone (D) Carbon monoxide
Last Answer : (C) Surface ozone
Description : The smog in cities in India mainly consists of (A) Oxides Of sulphur (B) Oxides of nitrogen and unburnt hydrocarbons (C) Carbon monoxide and SPM (D) Oxides of sulphur and ozone
Last Answer : (B) Oxides of nitrogen and unburnt hydrocarbons
Description : What are the components responsible for acid rain? (1) Nitrogen monoxide (NO) and Carbon monoxide (CO) (2) Sulphur dioxide (SO2) and Nitrogen oxides (NOx) (3) Carbon dioxide (CO2) and Carbon monoxide (CO) (4) Oxides of carbon (COx) and Oxides of nitrogen (NOx)
Last Answer : (2) Sulphur dioxide (SO2) and Nitrogen oxides (NOx) Explanation: Acid rain is caused by emissions of sulfur dioxide (SO2) and nitrogen oxide (NO), which react with the water molecules in the ... in acid rain can cause paint to peel, corrosion of steel structures and weathering of stone buildings.
Description : Global warming is mainly due to accumulation of – (1) Oxides of nitrogen (2) Oxides of sulphur (3) Carbon dioxide (4) Carbon monoxide
Last Answer : (3) Carbon dioxide Explanation: Global Warming refers to average increase in the earth's temperature due to increase in pollution which results in greenhouse effect which in turn leads to climate ... dioxide accumulate into the atmosphere and trap heat that would normally exit into the outer space.
Description : What are the components responsible for acid rain? (1) Nitrogen monoxide (NO) and Carbon monoxide (CO) (2) Sulphur dioxide (SO2 ) and Nitrogen oxides (NOx ) (3) Carbon dioxide (CO2 ) and Carbon monoxide (CO) (4) Oxides of carbon (COx ) and Oxides of nitrogen (NOx )
Last Answer : Sulphur dioxide (SO2 ) and Nitrogen oxides (NOx )
Description : Global warming is mainly due to accumulation of (1) Oxides of nitrogen (2) Oxides of sulphur (3) Carbon dioxide (4) Carbon monoxide
Last Answer : Carbon dioxide
Description : Which one of the following is the main culprit in the thinning of Ozone layer in the earth’s stratosphere? A. Methane B. Chlorofluorocarbons C. Nitrogen oxides D. Carbon dioxide
Last Answer : ANSWER: C
Description : Which one of the following is the main culprit in the thinning of Ozone layer in the earth’s stratosphere? A. Carbon dioxide B. Chlorofluorocarbons (Answer) C. Nitrogen oxides D. Methane
Last Answer : B. Chlorofluorocarbons (Answer)
Description : Acid rain is caused by, the pollution of environment by - (1) carbon dioxide and nitrogen (2) carbon monoxide and carbon dioxide (3) ozone and carbon dioxide (4) nitrous oxide and sulphur dioxide
Last Answer : (1) carbon dioxide and nitrogen
Description : Acid rain is caused by the pollution of environment by - (1) carbon dioxide and nitrogen (2) carbón monoxide and carbon dioxide (3) ozone and carbon dioxide (4) nitrous oxide and sulphur dioxide
Last Answer : (4) nitrous oxide and sulphur dioxide
Description : Acid rain is caused by the pollution of environment by – (1) Carbon monoxide and Carbon dioxide (2) Ozone and Carbon dioxide (3) Nitrous oxide and Sulphur dioxide (4) Carbon dioxide and Nitrogen
Last Answer : (3) Nitrous oxide and Sulphur dioxide Explanation: Acid rain is caused by a chemical reaction that begins when compounds like sulfur dioxide and nitrogen oxides are released into the air. These substances ... acidic pollutants, known as acid rain. Human activities are the main cause of acid rain.
Description : Acid rain is caused by the pollution of environment by (1) Carbon monoxide and Carbon dioxide (2) Ozone and Carbon dioxide (3) Nitrous oxide and Sulphur dioxide (4) Carbon dioxide and Nitrogen
Last Answer : Actually Yes it is The place with low humidity with the salt mixture in the air Like places which have coal Brun, High urban population with modern gas transportaion and near to the beach where ... Salt helps these gases to mix well and give acid rain Places like Vizag in Andhra Pradesh
Description : Which of the following is the most major constituents of air pollutants? (A) Oxides of sulphur (B) Oxides of nitrogen (C) Carbon monoxide (D) Hydrogen sulphide
Last Answer : (A) Oxides of sulphur
Description : Which of the following auto mobile gases is not considered to be an air pollutant? (1) Carbon dioxide (2) Carbon monoxide (3) Sulfur dioxide (4) Nitrogen dioxide
Last Answer : (1) Carbon dioxide Explanation: There are mainly six air pollutants: carbon monoxide lead, ground-level ozone, nitrogen dioxide, particulate matter, and sulfur dioxide.
Description : Minamata disease is due to pollutant a) Lead b) Mercury c) Hydrogen Sulphide d) Sulphur dioxide
Last Answer : b) Mercury
Description : (1) the action of ultraviolet rays on oxygen Explanation: The majority of tropospheric ozone formation occurs when nitrogen oxides (NOx), carbon monoxide (CO ) and volatile organic compounds (VOCs), such as xylene, ... violet rays. NOx, CO, and VOCs are called ozone precursors. CO + 2O2 + CO2 + O3
Last Answer : Water is not effective in extinguishing a fire caused by petrol because - (1) the flame is too hot for water to cool it down (2) water and petrol react chemically (3) water and petrol are ... (4) water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn
Description : Major aerosol pollutant in jet plane emission is (a) sulphur dioxide (b) carbon monoxide (c) methane (d) fluorocarbon.
Last Answer : (d) fluorocarbon.
Description : Which one is not a pollutant normally? (a) Hydrocarbon (b) Carbon dioxide (c) Carbon monoxide (d) Sulphur dioxide
Last Answer : (b) Carbon dioxide
Description : Major aerosol pollutant in jet plane emission is (a) sulphur dioxide (b) carbon monoxide (c) methane (d) fluorocarbon
Description : Pick out the wrong statement. (A) Catalytic converter is fitted in automobiles to reduce carbon monoxide concentration in exhaust emissions (B) Inhalation of pollutant carbon monoxide results ... D) Decomposition of plants containing chlorophyll is a natural source of carbon monoxide in atmosphere
Last Answer : (C) Sulphur dioxide is the main pollutant emitted from the exhaust of petrol driven automobiles
Description : Pick out the wrong statement (A) Low ozone layer thickness in polar regions is due to cold climatic conditions (B) Amount of unburnt hydrocarbons emitted by two stroke petrol engine is more ... can enter the blood stream & the digestive system/ lungs and is responsible for causing Minamata disease
Last Answer : (D) Mercury as a pollutant can enter the blood stream & the digestive system/ lungs and is responsible for causing Minamata disease
Description : Which of the following is not a gaseous air pollutant? (1) Oxides of nitrogen (2) Hydrocarbon (3) Smoke (4) Oxides of sulphur
Last Answer : (2) Hydrocarbon Explanation: The gaseous air pollutants of primary concern in urban settings include sulfur dioxide, nitrogen dioxide, and carbon monoxide; these are emitted directly into the air ... is also a pollutant. Hydrocarbon is an organic compound consisting entirely of hydrogen and carbon.
Last Answer : Hydrocarbon
Description : Which of the following is not an air pollutant ? A. Smoke B. Carbon Dioxide C. Nitrogen Gas D. Sulphur Dioxide
Last Answer : C. Nitrogen Gas
Description : Carbon monoxide is pollutant as it a) Inactivates nerves b) Inhibits glycolysis c) Combines with oxygen d) Combines with haemoglobin.
Last Answer : d) Combines with haemoglobin.
Description : Which of the following is not a secondary air pollutant? (A) Ozone (B) Photochemical smog (C) Sulphur dioxide (D) All (A), (B) & (C)
Last Answer : (C) Sulphur dioxide
Description : Which one of the following group of gases contribute to the "Green House Effect"? (1) Carbon dioxide and Methane (2) Ammonia and Ozone (3) Carbon monoxide and Sulphur dioxide (4) Carbon tetrailouride and Nitrous oxide
Last Answer : (1) Carbon dioxide and Methane Explanation: The primary greenhouse gases in the Earth's atmosphere are water vapour, carbon dioxide, methane, nitrous oxide, and ozone. When ranked by their direct contribution to the greenhouse ... 72 %, Carbon Dioxide: 9- 26 %, Methane: 4-9 % and Ozone: 3-7 %.
Description : Ultraviolet radiations from sunlight causes a reaction that produces (a) fluorides (b) carbon monoxide (c) sulphur dioxide (d) ozone.
Last Answer : (d) ozone.
Description : Which one of the following group of gases contribute to the “Green House Effect”? (1) Carbon dioxide and Methane (2) Ammonia and Ozone (3) Carbon monoxide and Sulphur dioxide (4) Carbon tetraflouride and Nitrous oxide
Last Answer : Carbon dioxide and Methane
Description : Which of the following gases cause global warming? (A) Carbon monoxide (B) Carbon dioxide (C) Nitrogen (D) Ozone
Last Answer : (B) Carbon dioxide
Description : An example of major air pollutant is – (1) Oxygen (2) Carbon monoxide (3) Helium (4) Carbon dioxide
Last Answer : (2) Carbon monoxide Explanation: Carbon monoxide (CO) is a colourless, odorless, non-irritating but very poisonous gas which is a product by incomplete combustion of fuel such as natural gas, coal or wood. Vehicular exhaust is a major source of carbon monoxide.
Description : An example of major air pollutant is (1) Oxygen (2) Carbon monoxide (3) Helium (4) Carbon dioxide
Last Answer : Carbon monoxide
Description : Among the following air pollutants which directly impacts human health as well as climate ? (A) Soot (B) Sulphur dioxide (C) Oxides of nitrogen (D) Chlorofluoro carbons
Last Answer : (A) Soot
Description : Which one of the following gases is most significant as air pollutant? A. Carbondioxide B. Oxygen C. Nitrogen D. Sulphur-dioxide
Last Answer : ANS: D
Description : Which is a secondary air pollutant? (A) Photochemical smog (B) Sulphur dioxide (C) Nitrogen dioxide (D) Dust particles
Last Answer : (A) Photochemical smog
Description : Which of the following is a secondary air pollutant? (A) Photochemical smog (B) Sulphur dioxide (C) Nitrogen dioxide (D) Dust particles
Description : The compound that IS NOT responsible for acid rain is (a) nitrogen dioxide (b) nitrogen pentoxide (c) Sulphur dioxide (d) carbon monoxide
Last Answer : Ans:(d)
Description : Coal burning power plants and factories are responsible for about 86% of - (a) carbon monoxide in the atmosphere (b) sulphur dioxide in the atmosphere (c) chlorine in the atmosphere (d) nitrogen dioxide in the atmosphere
Last Answer : Ans:(b)
Description : Transboundary pollution (or) Acid rain is caused by – (1) Carbon monoxide (2) Carbon dioxide (3) Hydrocarbon (4) Nitrogen oxide and sulphur dioxide
Last Answer : (4) Nitrogen oxide and sulphur dioxide Explanation: Acid rain is a rain or any other form of precipitation that is unusually acidic, meaning that it possesses elevated levels of hydrogen ions ( ... dioxide and nitrogen oxide, which react with the water molecules in the atmosphere to produce acids.
Description : The ‘Green House effect' is produced due to the presence of excess amount of – (1) Sulphur dioxide (2) Nitrogen dioxide (3) Carbon monoxide (4) Methane
Last Answer : (4) Methane Explanation: By their percentage contribution to the greenhouse effect on Earth the four major gases are: Water vapour (36-70%), Carbon dioxide (9-26%), Methane (4-9%) and Ozone (3- 7%).
Description : Which of the following is related to acid rain? (a) Carbon-dioxide (b) Nitrogen (c) Sulphur dioxide’ (d) Carbon Monoxide
Last Answer : (c) Sulphur dioxide’
Description : Transboundary pollution (or) Acid rain is caused by : (1) Carbon monoxide (2) Carbon dioxide (3) Hydrocarbon (4) Nitrogen oxide and sulphur dioxide
Last Answer : Nitrogen oxide and sulphur dioxide
Description : The ‘Green House effect’ is produced due to the presence of excess amount of (1) Sulphur dioxide (2) Nitrogen dioxide (3) Carbon monoxide (4) Methane
Last Answer : Methane