Rio Summit is associated with (1) Convention on Biological Diversity (2) Green house gases (3) Ozone depletion (4) Wet lands

Rio Summit is associated with (1) Convention on Biological Diversity (2) Green house gases (3) Ozone depletion (4) Wet lands
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 Convention on Biological Diversity
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Rio Summit is associated with – (1) Convention on Biological Diversity (2) Green house gases (3) Ozone depletion (4) Wet lands

Description : Rio Summit is associated with – (1) Convention on Biological Diversity (2) Green house gases (3) Ozone depletion (4) Wet lands

Last Answer : (1) Convention on Biological Diversity Explanation: The United Nations Conference on Environment and Development (UNCED), otherwise known as the Earth Summit or Rio Summit, was held in Rio de Janeiro, ... for signature at the Rio Summiton 5 June 1992 and entered into force on 29 December 1993.

The historic convention on Biological Diversity held in Rio de Janeiro in 1992 is known as: A. CITES Convention B. The Earth Summit C. G-16 Summit D. MAB Programme

Description : The historic convention on Biological Diversity held in Rio de Janeiro in 1992 is known as: A. CITES Convention B. The Earth Summit C. G-16 Summit D. MAB Programme

Last Answer : B. The Earth Summit

Which one of the following is not a matter a global concern in the removal of tropical forests ? (A) Their ability to absorb the chemicals that contribute to depletion of ozone layer. (B) Their role in maintaining the oxygen and carbon balance of the earth. (C) Their ability to regulate surface and air temperatures, moisture content and reflectivity. (D) Their contribution to the biological diversity of the planet.

Description : Which one of the following is not a matter a global concern in the removal of tropical forests ? (A) Their ability to absorb the chemicals that contribute to depletion of ozone layer ... , moisture content and reflectivity. (D) Their contribution to the biological diversity of the planet.

Last Answer : (A) Their ability to absorb the chemicals that contribute to depletion of ozone layer.

UNFCC (UN Framework Convention on Climate Change) was adopted to during the Earth Summit at Rio de Janeiro (1992). When did it come in force? A. March 1994 B. August 1995 C. October 1996 D. January 1994

Description : UNFCC (UN Framework Convention on Climate Change) was adopted to during the Earth Summit at Rio de Janeiro (1992). When did it come in force? A. March 1994 B. August 1995 C. October 1996 D. January 1994

Last Answer : ANSWER: A

UNFCC (UN Framework Convention on Climate Change) was adopted to during the Earth Summit at Rio de Janeiro (1992). When did it come in force? A. March 1994 B. August 1995 C. October 1996 D. January 1994

Description : UNFCC (UN Framework Convention on Climate Change) was adopted to during the Earth Summit at Rio de Janeiro (1992). When did it come in force? A. March 1994 B. August 1995 C. October 1996 D. January 1994

Last Answer : ANSWER: A

UNFCC (UN Framework Convention on Climate Change) was adopted to during the Earth Summit at Rio de Janeiro (1992). When did it come in force? A. March 1994 B. August 1995 C. October 1996 D. January 1994 95

Description : UNFCC (UN Framework Convention on Climate Change) was adopted to during the Earth Summit at Rio de Janeiro (1992). When did it come in force? A. March 1994 B. August 1995 C. October 1996 D. January 1994 95

Last Answer : ANSWER: A

UNFCC (UN Framework Convention on Climate Change) was adopted to during the Earth Summit at Rio de Janeiro (1992). When did it come in force? A. March 1994 B. August 1995 C. October 1996 D. January 1994

Description : UNFCC (UN Framework Convention on Climate Change) was adopted to during the Earth Summit at Rio de Janeiro (1992). When did it come in force? A. March 1994 B. August 1995 C. October 1996 D. January 1994

Last Answer : ANSWER: A

The Earth Summit held in Rio de Janeiro in 1992 was called (a) for immediate steps to discontinue use of CFCs that were damaging the ozone layer (b) to reduce CO2 emissions and global warming (c) for conservation of biodiversity and sustainable utilisation of its benefits (d) to assess threat posed to native species by invasive weed species.

Description : The Earth Summit held in Rio de Janeiro in 1992 was called (a) for immediate steps to discontinue use of CFCs that were damaging the ozone layer (b) to reduce CO2 emissions and global ... utilisation of its benefits (d) to assess threat posed to native species by invasive weed species.

Last Answer : (c) for conservation of biodiversity and sustainable utilisation of its benefits

Which is correct about statements X and Y statement X. DDT shows biological magnification Statement Y : UV radiations causes ozone depletion .

Description : Which is correct about statements X and Y statement X. DDT shows biological magnification Statement Y : UV radiations causes ozone depletion .

Last Answer : Which is correct about statements X and Y statement X. DDT shows biological magnification Statement Y : UV ... D. X is not correct, Y is correct.

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

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.

Why was the Rio de Janeiro Earth Summit, 1992 held? -SST 10th

Description : Why was the Rio de Janeiro Earth Summit, 1992 held? -SST 10th

Last Answer : . In June 1992, more than 100 heads of states met in Rio de Janeiro, Brazil for the first International Earth Summit. . It was held for addressing urgent problems of environmental ... global level. . This convention adopted Agenda 21, for achieving sustainable development in the 21st century.

The agenda for environmental protection was defined at the landmark UN Summit Conference on Environment and Development held in Rio de Janiero, Brazil. In which year was the Summit held? A. 1990 B. 1992 C. 1997 D. 1999 تجاہل عارفانہ‘ سے کيا مراد ہے؟’ B: ANSWER جان بوجه کر انجان بننا .A غفلت سے کام کرنا .B جاہل آدمی .C عقل مند شخص .D

Description : The agenda for environmental protection was defined at the landmark UN Summit Conference on Environment and Development held in Rio de Janiero, Brazil. In which year was the Summit held? A. 1990 B. 1992 C. 1997 D. ... ANSWER جان بوجه کر انجان بننا .A غفلت سے کام کرنا .B جاہل آدمی .C عقل مند شخص .D

Last Answer : ANSWER: A

The ‘Rio Summit’ was declared in: a) 1992 b) 1994 c) 1997 d) 1998

Description : The ‘Rio Summit’ was declared in: a) 1992 b) 1994 c) 1997 d) 1998

Last Answer : a) 1992

The Earth Summit was held in – (a) Rio-de jeneiro (c) Johansburg (c) Stockholm (d) New York

Description : The Earth Summit was held in – (a) Rio-de jeneiro (c) Johansburg (c) Stockholm (d) New York

Last Answer : (a) Rio-de jeneiro

The Earth summit 1992 is popularly known as a. Tokyo summit b. Rio Summit c. New Delhi Summit d. Johannesburg Summit

Description : The Earth summit 1992 is popularly known as a. Tokyo summit b. Rio Summit c. New Delhi Summit d. Johannesburg Summit

Last Answer : a. Tokyo summit

Rio Earth summit was held in: a. 1972 b. 1982 c. 1992 d. 2002

Description : Rio Earth summit was held in: a. 1972 b. 1982 c. 1992 d. 2002

Last Answer : c. 1992

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

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)

Green House Effect' means (1) Pollution in houses in tropical region (2) Prevention of ultraviolet radiation by the ozone layer (3) Trapping of solar energy due to atmospheric gases (4) Damage to green painted buildings

Description : Green House Effect' means (1) Pollution in houses in tropical region (2) Prevention of ultraviolet radiation by the ozone layer (3) Trapping of solar energy due to atmospheric gases (4) Damage to green painted buildings

Last Answer : (3) Trapping of solar energy due to atmospheric gases Explanation: The greenhouse effect occurs when Earth's atmosphere traps solar radiation because of the presence of certain gases, causing the ... , nitrous oxide (N2O) and other gases, ac-cording to the Environmental Protection Agency (EPA

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 %.

The Kyoto Protocol is for a. limiting Green house gases b. Ozone depleting substance c. Reducing acid rain d. None of the above

Description : The Kyoto Protocol is for a. limiting Green house gases b. Ozone depleting substance c. Reducing acid rain d. None of the above

Last Answer : a. limiting Green house gases

Green House Effect’ means (1) Pollution in houses in tropical region (2) Prevention of ultraviolet radiation by the ozone layer (3) Trapping of solar energy due to atmospheric gases (4) Damage to green painted buildings

Description : Green House Effect’ means (1) Pollution in houses in tropical region (2) Prevention of ultraviolet radiation by the ozone layer (3) Trapping of solar energy due to atmospheric gases (4) Damage to green painted buildings

Last Answer : Trapping of solar energy due to atmospheric gases

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

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

(4) To reduce greenhouse gases Explanation: The Kyoto Protocol is an international treaty which extends the 19992 United Nations Framework Convention on Climate Change (UNFCCC) that commits State Parties to reduce green hourse gas emissions.

Description : (4) To reduce greenhouse gases Explanation: The Kyoto Protocol is an international treaty which extends the 19992 United Nations Framework Convention on Climate Change (UNFCCC) that commits State Parties to reduce green hourse gas emissions.

Last Answer : The lustre of the metals is because of – (1) high density, due to closed packing of atoms (2) high polish (3) reflection of light due to the presence of free electrons (4) absorption of light due to the presence of cavities

Peg or star wheel type weeder is suitable for weeding in lands. a. Wet c. Soft d. None of the above.

Description : Peg or star wheel type weeder is suitable for weeding in lands. a. Wet c. Soft d. None of the above.

Last Answer : Ans - b. dry

What is ozone depletion?

Description : What is ozone depletion?

Last Answer : Ozone depletion refers to the thinning of the Earth's ozone layer, primarily in the stratosphere, caused by the release of certain chemicals, such as chlorofluorocarbons (CFCs), which can lead to increased exposure to harmful ultraviolet radiation from the sun.

Effect of ozone layer depletion?

Description : Effect of ozone layer depletion?

Last Answer : It causes harmful activities like skin cancer, cataracts. Mainlychildren are worst affected. It is also harmful for eyes.

Do you think there is global warming or some geographical regions are more affected by ozone depletion than others?

Description : Do you think there is global warming or some geographical regions are more affected by ozone depletion than others?

Last Answer : Global warming and ozone depletion both are different issues of global concerns. Global warming are due to release of green house gases and dealt with Kyoto protocol but ozone depletion are due to ... carbon and dealt with Montréal protocol. I think there is no any relation with each other

Depletion of ozone is mainly due to

Description : Depletion of ozone is mainly due to

Last Answer : Depletion of ozone is mainly due to A. `CO_(2)` B. CFC C. `SO_(2)` D. `CH_(4)`.

Assertion (A) : Presently, the global atmosphere is warming up. Reason (R): The depletion of stratospheric ozone layer has resulted in increase in ult

Description : Assertion (A) : Presently, the global atmosphere is warming up. Reason (R): The depletion of stratospheric ozone layer has resulted in increase in ult

Last Answer : Assertion (A) : Presently, the global atmosphere is warming up. Reason (R): The depletion of ... true but reason is wrong D. Both are wrong

The depletion of ozone layer is due to:

Description : The depletion of ozone layer is due to:

Last Answer : The depletion of ozone layer is due to: A. Oxides of nitrogen B. Oxides of carbon C. Oxides of sulphur D. None of the above

Nitrogen oxides released in the stratosphere causes ozone depletion due to

Description : Nitrogen oxides released in the stratosphere causes ozone depletion due to

Last Answer : Nitrogen oxides released in the stratosphere causes ozone depletion due to A. catalysing conversion of ... . reacting with ozone D. All the above

The gas, responsible for ozone depletion

Description : The gas, responsible for ozone depletion

Last Answer : Ans. CF2Cl2

Mirage is due to (a) Unequal heating of different parts of the atmosphere (b) Magnetic disturbances in the atmosphere (c) Depletion of ozone layer in the atmosphere (d) Equal heating of different parts of the atmosphere

Description : Mirage is due to (a) Unequal heating of different parts of the atmosphere (b) Magnetic disturbances in the atmosphere (c) Depletion of ozone layer in the atmosphere (d) Equal heating of different parts of the atmosphere

Last Answer : Ans:(a)

Of the following man-made disasters, which is socially induced? (1) Debris Avalanche (2) Salt Water Intrusion (3) Arson (4) Ozone depletion

Description : Of the following man-made disasters, which is socially induced? (1) Debris Avalanche (2) Salt Water Intrusion (3) Arson (4) Ozone depletion

Last Answer : (3) Arson Explanation: Arson is the crime of intentionally and maliciously setting lire to buildings, wild land areas, vehicles or other property with the intent to cause damage. Distinct from ... and natural wildfires, it is considered to be a man-made disaster which is socially induced.

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.

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.

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.

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.

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

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

The depletion of ozone layer is caused by?

Description : The depletion of ozone layer is caused by?

Last Answer : Chlorofluorocarbon (CFC)

What is the effect ozone depletion?

Description : What is the effect ozone depletion?

Last Answer : a) Thinning of the ozone layer allows high levels of UV radiations to reach the earth causing mutations in organisms. b) In humans, the incidence of skin cancer and cataract increases. c) ... e) In the atmosphere, it affects the natural balance of gases, particularly affecting the carbon cycle.

What is meant by ozone depletion?

Description : What is meant by ozone depletion?

Last Answer : The reduction of the ozone in the stratosphere is called ozone depletion.

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

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)

Write a note on Ozone Depletion?

Description : Write a note on Ozone Depletion?

Last Answer : i) Oxygen in the upper atmosphere forms ozone that forms a layer over the earth. ii) This ozone shield filters out of the ultraviolet rays of the sun and protects the earth from being ... due to air pollutants particularly nitric oxide and chlorine atoms that attack the ozone layer. 

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

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)

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)

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 in atmosphere at tremendous rate? (A) CO (B) SO2 (C) NOx (D) CFC (chloro fluoro carbons)

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

CFC (chloro fluoro carbon) is very highly reactive in causing depletion of ozone layer in the atmosphere. Each atom of chlorine liberated from CFC is capable of decomposing __________ molecules of ozone. (A) 10 2 (B) 10 5 (C) 10 9 (D) 10 15

Description : CFC (chloro fluoro carbon) is very highly reactive in causing depletion of ozone layer in the atmosphere. Each atom of chlorine liberated from CFC is capable of decomposing __________ molecules of ozone. (A) 10 2 (B) 10 5 (C) 10 9 (D) 10 15

Last Answer : (B) 10 5