What are the sources of ozone gas ?

What are the sources of ozone gas ?
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Answer : Nitrogen oxides are produced as a result of combustion of fossil fuels in motor vehicles , thermal power plants , various types of fumes , electric sparks in nature , and various industries. They basically react with hydrocarbons and oxygen in the atmosphere to form ozone ( O 3) gas.
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How does CFC gas damage the ozone layer in the atmosphere ?

Description : How does CFC gas damage the ozone layer in the atmosphere ?

Last Answer : When CFC gas is present in the stratosphere of the atmosphere, the sun's ultraviolet rays break it down and release chlorine. This free chlorine acts as a catalyst and breaks down ozone into oxygen.

Which of the following is NOT a primary green house gas in the earth's atmosphere? (1) Methane (2) Ozone (3) Nitrous oxide (4) Hydrogen

Description : Which of the following is NOT a primary green house gas in the earth's atmosphere? (1) Methane (2) Ozone (3) Nitrous oxide (4) Hydrogen

Last Answer : (4) Hydrogen Explanation: Greenhouse gases are those that absorb and emit infrared radiation in the wavelength range emitted by Earth.

The major harmful gas emitted by automobile vehicle which causes air pollution is – (1) Carbon Monoxide (2) Methane (3) Carbon dioxide (4) Ozone gas

Description : The major harmful gas emitted by automobile vehicle which causes air pollution is – (1) Carbon Monoxide (2) Methane (3) Carbon dioxide (4) Ozone gas

Last Answer : (1) Carbon Monoxide Explanation: Carbon monoxide is the major harmful gas emitted by the automobile vehicles which causes air pollution. Carbon monoxide (CO) - A product of incomplete combustion, ... overexposure (carbon monoxide poisoning) may be fatal. Carbon Monoxide poisoning is a major killer.

The atmospheric gas that is mainly responsible for Green House effect – (1) Ozone (2) Nitrogen (3) Oxygen (4) Carbondioxide

Description : The atmospheric gas that is mainly responsible for Green House effect – (1) Ozone (2) Nitrogen (3) Oxygen (4) Carbondioxide

Last Answer : (4) Carbondioxide Explanation: A greenhouse was (sometimes abbreviated GHG) is a gas in an atmosphere that absorbs and emits radiation within the thermal infrared range. This process is the fundamental ... the Earth's atmosphere are water vapour, carbon dioxide, methane, nitrous oxide, and ozone.

The gas which is mainly responsible for the green house effect is: (1) Ozone (2) Oxygen (3) Carbon dioxide (4) Carbon monoxide

Description : The gas which is mainly responsible for the green house effect is: (1) Ozone (2) Oxygen (3) Carbon dioxide (4) Carbon monoxide

Last Answer : (3) Carbon dioxide Explanation: A greenhouse gas (sometimes abbreviated GHG) is a gas in an atmosphere that absorbs and emits radiation within the thermal infrared range. This process is the fundamental ... the Earth's atmosphere are water vapour, carbon dioxide, methane, nitrous oxide, and ozone.

The major harmful gas emitted by automobile vehicles which causes air pollution is – (1) Carbon Monoxide (2) Methane (3) Carbon dioxide (4) Ozone gas

Description : The major harmful gas emitted by automobile vehicles which causes air pollution is – (1) Carbon Monoxide (2) Methane (3) Carbon dioxide (4) Ozone gas

Last Answer : (1) Carbon Monoxide Explanation: Carbon monoxide is the major harmful gas emitted by the automobile vehicles which causes air pollution. Carbon monoxide (CO) - A product of incomplete combustion, ... overexposure (carbon monoxide poisoning) may be fatal. Carbon Monoxide poisoning is a major killer.

The gas which is mainly responsible for the green house effect is: (1) Ozone (2) Oxygen (3) Carbon dioxide (4) Carbon monoxide

Description : The gas which is mainly responsible for the green house effect is: (1) Ozone (2) Oxygen (3) Carbon dioxide (4) Carbon monoxide

Last Answer : Carbon dioxide

The atmospheric gas that is mainly responsible for Green House effect : (1) Ozone (2) Nitrogen (3) Oxygen (4) Carbondioxide

Description : The atmospheric gas that is mainly responsible for Green House effect : (1) Ozone (2) Nitrogen (3) Oxygen (4) Carbondioxide

Last Answer : Carbondioxide

The major harmful gas emitted by automobile vehicles which causes air pollution is (1) Carbon Monoxide (2) Methane (3) Carbon dioxide (4) Ozone gas

Description : The major harmful gas emitted by automobile vehicles which causes air pollution is (1) Carbon Monoxide (2) Methane (3) Carbon dioxide (4) Ozone gas

Last Answer : Carbon Monoxide

The major harmful gas emitted by automobile vehicle which causes air pollution is (1) Carbon Monoxide (2) Methane (3) Carbon dioxide (4) Ozone gas

Description : The major harmful gas emitted by automobile vehicle which causes air pollution is (1) Carbon Monoxide (2) Methane (3) Carbon dioxide (4) Ozone gas

Last Answer : Carbon dioxide

What are the main sources of methane gas ?

Description : What are the main sources of methane gas ?

Last Answer : The main sources of methane gas are: 1. Domestic animal waste , II. Digestion of animals and aquatic plants , 3. Grain cultivation wetlands , 4. Termites , 5. Combustion of biofuels , 6. Landslides , 6. Waste of natural gas , 6. Coal extraction , 9. Natural gas field.

One of the major sources of organic compounds isNatural gas (b) Fermentation (c) Sea water (d) Atmosphere

Description : One of the major sources of organic compounds is Natural gas (b) Fermentation (c) Sea water (d) Atmosphere

Last Answer : Natural gas

The area of the stratosphere that has a great amount of ozone gas is the?

Description : The area of the stratosphere that has a great amount of ozone gas is the?

Last Answer : Ozone layer has most of the ozone. It is present as pool ofozone molecules.

At what level is ozone ( O3) gas predominant ?

Description : At what level is ozone ( O3) gas predominant ?

Last Answer : Ozone ( O3) gas is predominant in the stratosphere .

which gas mainly affects ozone layer?

Description : which gas mainly affects ozone layer?

Last Answer : Chlorofluorocarbons (CFCs) 316.

The gas, responsible for ozone depletion

Description : The gas, responsible for ozone depletion

Last Answer : Ans. CF2Cl2

Which one of the following is a greenhouse gas? (1) Oxygen (2) Nitrogen (3) Carbon-dioxide (4) Ozone

Description : Which one of the following is a greenhouse gas? (1) Oxygen (2) Nitrogen (3) Carbon-dioxide (4) Ozone

Last Answer : (3) Carbon-dioxide Explanation: A greenhouse gas (sometimes abbreviated GHG) is a gas in an atmosphere that absorbs and emits radiation within the thermal infrared range. This process is the ... the Earth's atmosphere- are water vapour, carbon dioxide, methane, nitrous oxide, and ozone.

Which gas is known as ‘ozone eater’?

Description : Which gas is known as ‘ozone eater’?

Last Answer : Chloroflurocarbon (CFC)

Dangerous gas for depletion of ozone layer is: (A)Ethane (B) Methane (C)CFC (D) Carbon-dioxide

Description : Dangerous gas for depletion of ozone layer is: (A)Ethane (B) Methane (C)CFC (D) Carbon-dioxide

Last Answer : (C)CFC

Which one of the following is a greenhouse gas? (1) Oxygen (2) Nitrogen (3) Carbon-di-Oxide (4) Ozone

Description : Which one of the following is a greenhouse gas? (1) Oxygen (2) Nitrogen (3) Carbon-di-Oxide (4) Ozone 

Last Answer : Carbon-di-Oxide

Is it more likely to get a sunburn under the ozone hole in the South Pole?

Description : Is it more likely to get a sunburn under the ozone hole in the South Pole?

Last Answer : Maybe, but who’s going to lay out in a bikini just to find out?

Why is the ozone layer called the Earth's natural solar system ?

Description : Why is the ozone layer called the Earth's natural solar system ?

Last Answer : Ozone gas is formed in the stratosphere of the atmosphere by chemical reactions due to natural causes. The actual signal of ozone gas is O 3 . The thick layer of ozone gas is called the ozone layer. ... layer is immense. This is why the ozone layer is called the 'natural solar system of the earth'.

(3) checking the penetration of ultra-violet rays to the earth Explanation: Ozone in the ozone layer filters out sunlight wavelengths from about 200 nm UV rays to 315 nm, with ozone peak absorption at about 250 nm. This ozone UV absorption is important to life, since it extends the absorption of UV by ordinary oxygen and nitrogen in air (which absorbs all wavelengths < 200 nm) through the lower UV-C (200 nm-280 nm) and the entire UV-B band (280 nm-315 nm).

Description : (3) checking the penetration of ultra-violet rays to the earth Explanation: Ozone in the ozone layer filters out sunlight wavelengths from about 200 nm UV rays to 315 nm, with ozone peak absorption at about 250 nm. This ... the lower UV-C (200 nm-280 nm) and the entire UV-B band (280 nm-315 nm).

Last Answer : The advantage of detergents over soaps is – (1) Detergents are soluble in water (2) Detergents could not give much lather (3) Detergents give lather even with hard water (4) Soaps give lather with only soft water

(3) checking the penetration of ultra-violet rays to the earth Explanation: Ozone in the ozone layer filters out sunlight wavelengths from about 200 nm UV rays to 315 nm, with ozone peak absorption at about 250 nm. This ozone UV absorption is important to life, since it extends the absorption of UV by ordinary oxygen and nitrogen in air (which absorbs all wavelengths < 200 nm) through the lower UV-C (200 nm-280 nm) and the entire UV-B band (280 nm-315 nm).

Description : (3) checking the penetration of ultra-violet rays to the earth Explanation: Ozone in the ozone layer filters out sunlight wavelengths from about 200 nm UV rays to 315 nm, with ozone peak absorption at about 250 nm. This ... the lower UV-C (200 nm-280 nm) and the entire UV-B band (280 nm-315 nm).

Last Answer : The advantage of detergents over soaps is – (1) Detergents are soluble in water (2) Detergents could not give much lather (3) Detergents give lather even with hard water (4) Soaps give lather with only soft water

(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, react in the atmosphere in the presence of sunlight containing ultra violet rays. NOx, CO, and VOCs are called ozone precursors. CO + 2O2 + CO2 + O3

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

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

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

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

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

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

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.

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

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 %.

Ozone layer is present in - (1) Troposphere (2) Ionosphere (3) Stratosphere (4) Exosphere

Description : Ozone layer is present in - (1) Troposphere (2) Ionosphere (3) Stratosphere (4) Exosphere

Last Answer : (3) Stratosphere Explanation: The ozone layer is mainly found in the lower portion of the stratosphere from approximately 20 to 30 kilometres above Earth, though the thickness varies seasonally and ... in general thicker during the spring and thinner during the autumn in the northern hemisphere.

Which one among the following is used as a moderator in nuclear reactors? (1) Ozone (2) Heavy hydrogen (3) Hydrogen peroxide (4) Heavy water

Description : Which one among the following is used as a moderator in nuclear reactors? (1) Ozone (2) Heavy hydrogen (3) Hydrogen peroxide (4) Heavy water

Last Answer : (4) Heavy water Explanation: A pressurized heavy-water reactor (PHWR) is a nuclear reactor, commonly using natural uranium as its fuel, that uses heavy water (deuterium oxide D2O) as its coolant and neutron moderator.

Ozone layer in the upper parts of the atmosphere serves as a protective shield against harmful (1) solar ultraviolet radiation (2) solar infrared radiation (3) CO2 in the air (4) SO2 in the air

Description : Ozone layer in the upper parts of the atmosphere serves as a protective shield against harmful (1) solar ultraviolet radiation (2) solar infrared radiation (3) CO2 in the air (4) SO2 in the air

Last Answer : (1) solar ultraviolet radiation Explanation: Ozone layer serves as a protective shield against harmful solar ultraviolet radiation.

Which one of the following contributes largely to the ‘green house effect’? (1) Ozone (2) Carbon monoxide (3) Carbon dioxide (4) Water vapour

Description : Which one of the following contributes largely to the ‘green house effect’? (1) Ozone (2) Carbon monoxide (3) Carbon dioxide (4) Water vapour

Last Answer : (4) Water vapour Explanation: The primary greenhouse gases in the Earth's atmosphere are water vapour, carbon dioxide, methane, nitrous oxide, and ozone. When these gases are ranked by their direct contribution to the ... dioxide: 9-26 per cent; Methane: 4-9 per cent; and Ozone: 3-7 per cent.

The depletion of Ozone layer is mainly due to – (1) Volcanic eruptions (2) Aviation fuels (3) Radioactive rays (4) Chlorofluorocarbons

Description : The depletion of Ozone layer is mainly due to – (1) Volcanic eruptions (2) Aviation fuels (3) Radioactive rays (4) Chlorofluorocarbons

Last Answer : (4) Chlorofluorocarbons Explanation: Chlorofluorocarbons (CFCs) and other halogenated ozone depleting substances (ODS) are mainly responsible for man-made chemical ozone depletion. Chloroiluorocarbon (CFC) is ... , chlorine, and fluorine, produced as a volatile derivative of methane and ethane.

Which of the following is produced during the formation of photochemical smog? (1) Nitrogen Oxides (2) Hydrocarbons (3) Methane (4) Ozone

Description : Which of the following is produced during the formation of photochemical smog? (1) Nitrogen Oxides (2) Hydrocarbons (3) Methane (4) Ozone

Last Answer : (4) Ozone Explanation: Ozone is produced during the formation of photochemical smog. Photochemical smog is a mixture of pollutants that are formed when nitrogen oxides and volatile organic compounds (VOCs) react to sunlight, creating a brown haze above cities.

The depletion in Ozone layer is caused by - (1) Nitrous oxide (2) Carbon dioxide (3) Chlorofluorocarbons (4) Methane

Description : The depletion in Ozone layer is caused by - (1) Nitrous oxide (2) Carbon dioxide (3) Chlorofluorocarbons (4) Methane

Last Answer : (3) Chlorofluorocarbons Explanation: Chlorofluorocarbons (CFCs), also known as Freon, cause the breakdown of the ozone layer that protects the earth from the sun's ultraviolet (UV) radiation. In the ... depletion in the upper atmosphere, CFCs have been phased out under the Montreal Protocol of 1987.

The pollutant responsible for ozone holes is - (1) CO2 (2) SO2 (3) CO (4) CFC

Description : The pollutant responsible for ozone holes is - (1) CO2 (2) SO2 (3) CO (4) CFC

Last Answer : (4) CFC Explanation: Chlorofluorocarbons (CFCs) have been held responsible for the depletion of ozone layer. The manufacture of CFCs has been phased out under the Montreal Protocol, and they are being replaced with other products such as HFCs.

Ozone saves the biosphere by absorbing high energy radiations called - (1) Infra-red (2) Gamma rays (3) Ultraviolet rays (UV) (4) X-rays

Description : Ozone saves the biosphere by absorbing high energy radiations called - (1) Infra-red (2) Gamma rays (3) Ultraviolet rays (UV) (4) X-rays

Last Answer : (3) Ultraviolet rays (UV) Explanation: The ozone layer or ozone shield is a region of Earth's stratosphere that absorbs most of the Sun's ultraviolet (UV) radiation. It absorbs 97 to 99 ... 200 nm to 315 nm wavelength), which otherwise would potentially damage exposed life forms near the surface.

Which one among the following is-used as a moderator in nuclear reactors? (1) Ozone (2) Heavy hydrogen (3) Heavy water (4) Hydrogen peroxide

Description : Which one among the following is-used as a moderator in nuclear reactors? (1) Ozone (2) Heavy hydrogen (3) Heavy water (4) Hydrogen peroxide

Last Answer : (3) Heavy water Explanation: Heavy water is used in certain types of nuclear reactors, where it acts as a neutron moderator to slow down neutrons so that they are more likely to react with the fissile uranium-235 than with uranium238.

Which of the following chemicals is responsible for depletion of ozone layer in the atmosphere? (1) Chlorofluorocarbons (2) Nitrous oxide (3) Sulphur dioxide (4) Carbon dioxide

Description : Which of the following chemicals is responsible for depletion of ozone layer in the atmosphere? (1) Chlorofluorocarbons (2) Nitrous oxide (3) Sulphur dioxide (4) Carbon dioxide

Last Answer : (1) Chlorofluorocarbons Explanation: Chlorofluorocarbon contributes to ozone depletion in the upper atmosphere. It is an organic compound that contains only carbon, chlorine, and fluorine, produced as a ... methane, ethane, propane. Its manufacture has been phased out under the Montreal Protocol.

The depletion of ozone layer is due to - (1) chloro fluoro carbon (2) carbon dioxide (3) sulphur dioxide (4) ethane

Description : The depletion of ozone layer is due to - (1) chloro fluoro carbon (2) carbon dioxide (3) sulphur dioxide (4) ethane

Last Answer : (1) chloro fluoro carbon Explanation: A chlorofluorocarbon (CFC) is an organic compound that contains only carbon, chlorine, hydrogen and fluorine, produced as a volatile derivative of methane and ... R-4104 by the Montreal Protocol because they contribute to ozone depletion in the upper atmosphere.

Ozone depletion in the atmosphere is mainly caused by - (1) sulphur dioxide (2) nitrogen dioxide (3) hydrogen sulphide (4) chlorofluorocarbon

Description : Ozone depletion in the atmosphere is mainly caused by - (1) sulphur dioxide (2) nitrogen dioxide (3) hydrogen sulphide (4) chlorofluorocarbon

Last Answer : (4) chlorofluorocarbon Explanation: A chlorofluorocarbon (CFC) is an organic compound that contains only carbon, chlorine, hydrogen and fluorine, produced as a volatile derivative of methane and ethane. They contribute to ozone depletion in the upper atmosphere.

Ozone consists of - (1) Oxygen only (2) Oxygen and Nitrogen (3) Hydrogen and Carbon (4) Oxygen and Carbon

Description : Ozone consists of - (1) Oxygen only (2) Oxygen and Nitrogen (3) Hydrogen and Carbon (4) Oxygen and Carbon

Last Answer : (1) Oxygen only Explanation: Ozone (O3), or trioxygen, is a triatomic molecule, consisting of three oxygen atoms. It is an allotrope of oxygen that is much less stable than the ... and also atmospheric electrical discharges, and is present in low concentrations throughout the Earth's atmosphere.

Formation of ozone hole is maximum over – (1) Africa (2) India (3) Antarctica (4) Europe

Description : Formation of ozone hole is maximum over – (1) Africa (2) India (3) Antarctica (4) Europe

Last Answer : (3) Antarctica Explanation: A continent sized hole (thinning) has been formed over Antarctica as a result of damage to ozone. Most ozone is formed in the stratosphere over the equation and ... CFC) which destroys ozone. The thinning of ozone is maximum because winter there is exceptionally cold.

Which one of the following is used to restore the colour of old oil-paintings? (1) Ozone (2) Hydrogen peroxide (3) Barium peroxide (4) Sodium peroxide

Description : Which one of the following is used to restore the colour of old oil-paintings? (1) Ozone (2) Hydrogen peroxide (3) Barium peroxide (4) Sodium peroxide

Last Answer : (2) Hydrogen peroxide Explanation: Hydrogen peroxide (H2O2) is the simplest peroxide (a compound with an oxygenoxygen single bond). It is also a strong oxidizer. Hydrogen peroxide is a clear ... capacity of hydrogen peroxide is so strong that it is considered a highly reactive oxygen species.

Which of the following is ozone depleting pesticide? (1) D.D.T. (2) Benzene (3) Methyl bromide (4) Ethylene ozonide

Description : Which of the following is ozone depleting pesticide? (1) D.D.T. (2) Benzene (3) Methyl bromide (4) Ethylene ozonide

Last Answer : (3) Methyl bromide Explanation: Methyl bromide- is considered to be a significant ozone depleting substance (ODS) by atmospheric scientists. While methyl bromide is a natural substance, the additional methyl ... impact not only to human health and the environment, but to agricultural crops as well.

The acid rain destroys vegetations because it contains – (1) nitric acid (2) ozone (3) carbon monoxide (4) sulphuric acid

Description : The acid rain destroys vegetations because it contains – (1) nitric acid (2) ozone (3) carbon monoxide (4) sulphuric acid

Last Answer : (4) sulphuric acid 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 (low pH). It can ... efforts since the 1970s to reduce the release of sulfur dioxide into the atmosphere with positive results.

Ultraviolet radiation striking the earth is due to the depletion of – (1) carbon monoxide (2) carbon dioxide (3) ozone (4) oxygen

Description : Ultraviolet radiation striking the earth is due to the depletion of – (1) carbon monoxide (2) carbon dioxide (3) ozone (4) oxygen

Last Answer : (3) ozone Explanation: Ozone is a powerful oxidant (far more so than dioxygen) and has many industrial and consumer applications related to oxidation. This same high oxidizing potential, however, ... 100 parts per billion. This makes ozone a potent respiratory hazard and pollutant near ground level.

Which aerosol deplete ozone layer ?

Description : Which aerosol deplete ozone layer ?

Last Answer : Ans C.F.C  

Which of the following compounds has been suggested as causing depletion of the ozone layer in the upper stratosphere? (a) CH3(b) CCl2F2(c) CF4(d) CH2Cl2

Description : Which of the following compounds has been suggested as causing depletion of the ozone layer in the upper stratosphere? (a) CH4 (b) CCl2F2 (c) CF4 (d) CH2Cl2

Last Answer : CCl2F2