Increasing high skin cancer and high mutation rate are a) O3 depletion b) Acid rain c) CO pollution d) CO2 Pollution.

1 Answer

Answer :

a) O3 depletion

Related questions

Description : Lichens indicate pollution by a) O3 b) SO2 c) NO2 d) CO.

Last Answer : b) SO2

Description : Acid rain is caused by increase in the atmospheric concentration of (a) CO2 and CO (b) O3 and dust (c) SO2 and NO2 (d) SO3 and CO.

Last Answer : (c) SO2 and NO2

Description : Which Pollutant causes leaf curling a) CO b) H2S c) O3 d) SO2 

Last Answer : d) SO2

Description : Increasing skin cancer and high mutation rate are the result of

Last Answer : Increasing skin cancer and high mutation rate are the result of A. Acir rain B. Ozone depletion C. CO pollution D. `CO_(2)` pollution

Description : Melanoma (skin cancer) is associated with -------? A. ozone accumulation B. ozone depletion (Answer) C. acid rain D. allergens

Last Answer : B. ozone depletion (Answer)

Description : Supersonic jet causes pollution by thinning of - (1) O3 layer (2) O2 layer (3) SO2 layer (4) CO2 layer

Last Answer : (1) O3 layer Explanation: Three forms (or allotropes) of oxygen are involved in the ozone-oxygen cycle: oxygen atoms (O or atomic oxygen), oxygen has (O2 or diatomic oxygen), and ... oxygen radicals. The atomic oxygen radicals then combine with separate O2 molecules to create two O3 molecules.

Description : The supersonic jets cause pollution by the thinning of (a) O2 layer (b) O3 layer (c) CO2 layer (d) SO2 layer.

Last Answer : (b) O3 layer

Description : Supersonic jet causes pollution by thinning of (1) O3 layer (2) O2 layer (3) SO2 layer (4) CO2 layer

Last Answer : O3 layer

Description : Photo chemical smog is a result-ant of the reaction among – (1) High concentration of NO2, O3, and CO in the evening (2) CO, CO2 and NO2 at low temperature (3) CO, O2 and peroxy acetyl nitrate in the presence of Sunlight (4) NO2, O3 and peroxy acetyl nitrate in the presence of Sunlight

Last Answer : (4) NO2, O3 and peroxy acetyl nitrate in the presence of Sunlight Explanation: Photochemical smog is a unique type of air pollution which is caused by reactions between sunlight and pollutants like hydrocarbons and nitrogen dioxide (NO and NO2).

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 : The most dangerous pollutant in vehicular emissions is A. CO B. SO2 C. CO2 D. O3

Last Answer : ANS: A

Description : Which of the following is a secondary pollutant? (a) CO (b) CO2 (c) SO2 (d) O3

Last Answer : (d) O3

Description : Which of the following is a secondary pollutant (1) CO (2) CO2 (3) SO2 (4) O3

Last Answer : (4) O3

Description : Acid rain is caused by a) SO2 and NO2 b) SO2 and CO c) NH3 and CO d) SO2 and NH3.

Last Answer : a) SO2

Description : Component of smog a) O3 b) PAN c) PPN & PAN d) Both (a) & (b).

Last Answer : d) Both (a) & (b).

Description : SO2 and NO2 Produce pollution by increasing a) Alkalinity b) Acidity c) Neutrality d) Buffer action.

Last Answer : b) Acidity

Description : A green house gas is a) H2 b) CO c) CO2 d) N2.

Last Answer : c) CO2

Description : Pollutants released from paddy field is a) CO2 b) CO c) H2O2 d) CH4. 

Last Answer : d) CH4.

Description : Which one of the following is normally not an atmospheric pollutant ? a) CO b) CO2 c) SO2 d) Hydrocarbon.

Last Answer : b) CO2

Description : Lung cancer & DNA breakage are the major ill effects of excessive ozone exposure to human beings. Ozone layer depletion in the atmosphere is mainly caused by the presence of (A) CO2 (B) SO2 (C) Hydrocarbons (D) CFC (chloro fluoro carbon)

Last Answer : (D) CFC (chloro fluoro carbon)

Description : Pesticide responsible for Ozone depletion is a) BHC b) DDT c) Melathion d) None of the above.

Last Answer : d) None of the above. 

Description : Select the correct statement: (1) C4 pathway for. CO2 fixation were discovered by Hatch and Slack (2) CO2 is essential for photosynthesis (3) Addition of sodium carbonate in water retards photosynthetic rate in vallisneria (4) Phloem is the principal pathway for translocation of solutes

Last Answer : Ans. ((c))

Description : A plant breeder: waists to develop a disease resistant variety. What should he do first? a) Hybridisation b) Mutation c) Selection d) Production of crop 

Last Answer :  c) Selection

Description : The desired varieties of economically useful crops are raised bya) Vernalization b) Mutation c) Natural selection d) hybridisation 

Last Answer :  d) hybridisation 

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 : Acid rain is due to increase in atmospheric  concentration of (a) ozone and dust (b) CO2 and CO (c) SO3 and CO (d) SO2 and NO2

Last Answer : (d) SO2 and NO2.

Description : Acid rain is due to increase in atmospheric concentration of (a) ozone and dust (b) CO2 and CO (c) SO3 and CO (d) SO2 and NO2.

Last Answer : (d) SO2 and NO2.

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 : Which of the following is not a greenhouse gas? (1) Water vapour (2) O2 (3) O3 (4) CO2

Last Answer : (2) O2 Explanation: Greenhouse gases are those that can absorb and emit infrared radiation, but not radiation in or near the visible spectrum. The most abundant greenhouse gases in Earth's atmosphere are: Water ... , Carbon dioxide (CO2), Methane (CH4), Nitrous oxide (N2O), Ozone (O3) and CFCs.

Description : A photosynthesising plant is releasing 18O more than the normal. The plant must have been supplied with (a) O3 (b) H2O with 18O (c) CO2 with 18O (d) C6H12O6 with 18O.

Last Answer : (b) H2O with 18O

Description : Which of the following is not a greenhouse gas ? (1) Water vapour (2) O2 (3) O3 (4) CO2

Last Answer : O2

Description : Depletion of ozone layer in the outer atmosphere may cause A. Lung cancer B. Skin cancer C. Bronchitis D. Heart disorder

Last Answer : ANS: B

Description : Depletion of ozone layer in the atmosphere causes cancer of a) skin b)stomach c)blood d)lungs

Last Answer : a) skin

Description : Consider the following statements: (1) Copper is present in cytochrome oxidane (2) Pantothenic acid is precursor of co-enzyme-A (3) Thiamine prohosphate is the prosthetic group in decarboxylases (4) Zinc is present in RNA and DNA polymerases

Last Answer : Ans. ((b))

Description : First CO2 receptor in C4 plants is: (a) PGA (b) PEP (c) RuBD (d) OAA

Last Answer : Ans. ((b))

Description : Which gas of the atmosphere holds up ultraviolet rays ? a) O2 b) O2 c) N2 d) CO2.

Last Answer : b) O2

Description : Write short notes on any two of the following: a) Acid rain b) Green house effect c) Ozone depletion

Last Answer : Answers: a) Acid rain: The problem begins with the production of sulfur dioxide and nitrogen oxides from the burning of fossil fuels, such as coal, natural gas, and oil, and from certain ... and an increase in atmospheric carbon dioxide (Global Warming) due to the decrease in plants and plankton.

Description : Why normal rain is slightly acidic? A. due to presence of dust in air B. carbon dioxide and water in clouds react to form carbonic acid (Answer) C. Ozone depletion D. All of these

Last Answer : B. carbon dioxide and water in clouds react to form carbonic acid (Answer)

Description : Anxiety and stress are caused by a) Air pollution b) Noise pollution c) Water pollution d) Nuclear pollution

Last Answer : b) Noise pollution

Description : Sound becomes hazardous noise pollution at level a) Above 30 dB b) Above 80 dB c) Above 100 dB d) Above 120 dB.

Last Answer : b) Above 80 dB

Description : Noise Pollution is measured in a) Hertz b) Fathoms c) Manometers d) Decibels. 

Last Answer : d) Decibels.

Description : Thermal pollution is more common near a) Hot water springs b) Coal based power plants c) Tropical regions d) Temperate regions. 

Last Answer : b) Coal based power plants 

Description : SO2 pollution causes a) Plasmolysis b) Destruction of cell wall c) Destruction of Golgi bodies

Last Answer : c) Destruction of Golgi bodies

Description : Air pollution effects are usually found on a) Flowers b) Leaves c) Stems d) Roots.

Last Answer : b) Leaves

Description : Spraying of DDT produces pollution of a) Air b) Air and Water c) Air and Soil d) Air, Water and Soil. 

Last Answer : d) Air, Water and Soil.

Description : Very small amount of air pollutants are present in stratosphere also; though most of the atmospheric pollutants are present in the troposphere. Which of the following atmospheric pollutants does not cause the ozone layer depletion ... rate? (A) CO (B) SO2 (C) NOx (D) CFC (chloro fluoro carbons)

Last Answer : (A) CO

Description : This cause the depletion of ozone layer by decomposing ozone to oxygen . a) CFC b)UV radiations c)CO2 d)O2

Last Answer : b)UV radiations

Description : Metabolic effects that generally attend antiinflammatory doses of aspirin include the following except: A. Increased CO2 production B. Hepatic glycogen depletion C. Metabolic acidosis D. Compensated respiratory alkalosis

Last Answer : C. Metabolic acidosis

Description : How Many Carbons in Acetyl Co ?

Last Answer : : Acetyl Co-A has 2 carbons.

Description : The study of interelationship between species and its environment of a forest is called: (a) Autecology (b) Syneocology (c) Forest ecology (d) Co-operation

Last Answer : Ans. ((a))