Atmospheric Pollution
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CHXI14:ENVIRONMENTAL CHEMISTRY

318404 Pollution of air due to industries, is minimised by

1 The use of unleaded petrol in automobiles
2 Applying Nalgonda technique
3 Legislation only
4 All the three
CHXI14:ENVIRONMENTAL CHEMISTRY

318405 Trapping of reflected heat radiation by atmospheric dust, water vapour, ozone, \(\mathrm{CO}_{2}\) etc. is known as

1 Radioactive effect
2 Ozone layer effect
3 Solar effect
4 Green house effect
CHXI14:ENVIRONMENTAL CHEMISTRY

318406 The correct statements among the following is
(I) Winter smog is oxidizing in nature due to presence of particulate carbon and \(\mathrm{SO}_{2}\)
(II) The pollutant obtained from emission tubes of diesel engines is benzopyrene
(III) Photochemical smog is made up of \(\mathrm{PAN}, \mathrm{O}_{3}\) and oxides of nitrogen
(Iv) CFCs are stable in troposphere and act as pollutants in stratosphere.

1 (I) and (II)
2 (I), (III) and (Iv)
3 (I), (II) and (III)
4 (II), (III) and (Iv)
CHXI14:ENVIRONMENTAL CHEMISTRY

318407 The incorrect statement among the following is

1 Primary pollutants are those which are emitted directly from the source.
2 Secondary pollutants are those which are formed in the atmosphere by chemical interactions among primary pollutants and atmospheric constituents.
3 Acid rain is primary pollutant.
4 Particulates refer to all atmospheric substances that are not gases.
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CHXI14:ENVIRONMENTAL CHEMISTRY

318404 Pollution of air due to industries, is minimised by

1 The use of unleaded petrol in automobiles
2 Applying Nalgonda technique
3 Legislation only
4 All the three
CHXI14:ENVIRONMENTAL CHEMISTRY

318405 Trapping of reflected heat radiation by atmospheric dust, water vapour, ozone, \(\mathrm{CO}_{2}\) etc. is known as

1 Radioactive effect
2 Ozone layer effect
3 Solar effect
4 Green house effect
CHXI14:ENVIRONMENTAL CHEMISTRY

318406 The correct statements among the following is
(I) Winter smog is oxidizing in nature due to presence of particulate carbon and \(\mathrm{SO}_{2}\)
(II) The pollutant obtained from emission tubes of diesel engines is benzopyrene
(III) Photochemical smog is made up of \(\mathrm{PAN}, \mathrm{O}_{3}\) and oxides of nitrogen
(Iv) CFCs are stable in troposphere and act as pollutants in stratosphere.

1 (I) and (II)
2 (I), (III) and (Iv)
3 (I), (II) and (III)
4 (II), (III) and (Iv)
CHXI14:ENVIRONMENTAL CHEMISTRY

318407 The incorrect statement among the following is

1 Primary pollutants are those which are emitted directly from the source.
2 Secondary pollutants are those which are formed in the atmosphere by chemical interactions among primary pollutants and atmospheric constituents.
3 Acid rain is primary pollutant.
4 Particulates refer to all atmospheric substances that are not gases.
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CHXI14:ENVIRONMENTAL CHEMISTRY

318404 Pollution of air due to industries, is minimised by

1 The use of unleaded petrol in automobiles
2 Applying Nalgonda technique
3 Legislation only
4 All the three
CHXI14:ENVIRONMENTAL CHEMISTRY

318405 Trapping of reflected heat radiation by atmospheric dust, water vapour, ozone, \(\mathrm{CO}_{2}\) etc. is known as

1 Radioactive effect
2 Ozone layer effect
3 Solar effect
4 Green house effect
CHXI14:ENVIRONMENTAL CHEMISTRY

318406 The correct statements among the following is
(I) Winter smog is oxidizing in nature due to presence of particulate carbon and \(\mathrm{SO}_{2}\)
(II) The pollutant obtained from emission tubes of diesel engines is benzopyrene
(III) Photochemical smog is made up of \(\mathrm{PAN}, \mathrm{O}_{3}\) and oxides of nitrogen
(Iv) CFCs are stable in troposphere and act as pollutants in stratosphere.

1 (I) and (II)
2 (I), (III) and (Iv)
3 (I), (II) and (III)
4 (II), (III) and (Iv)
CHXI14:ENVIRONMENTAL CHEMISTRY

318407 The incorrect statement among the following is

1 Primary pollutants are those which are emitted directly from the source.
2 Secondary pollutants are those which are formed in the atmosphere by chemical interactions among primary pollutants and atmospheric constituents.
3 Acid rain is primary pollutant.
4 Particulates refer to all atmospheric substances that are not gases.
For More Updates join with Us
CHXI14:ENVIRONMENTAL CHEMISTRY

318404 Pollution of air due to industries, is minimised by

1 The use of unleaded petrol in automobiles
2 Applying Nalgonda technique
3 Legislation only
4 All the three
CHXI14:ENVIRONMENTAL CHEMISTRY

318405 Trapping of reflected heat radiation by atmospheric dust, water vapour, ozone, \(\mathrm{CO}_{2}\) etc. is known as

1 Radioactive effect
2 Ozone layer effect
3 Solar effect
4 Green house effect
CHXI14:ENVIRONMENTAL CHEMISTRY

318406 The correct statements among the following is
(I) Winter smog is oxidizing in nature due to presence of particulate carbon and \(\mathrm{SO}_{2}\)
(II) The pollutant obtained from emission tubes of diesel engines is benzopyrene
(III) Photochemical smog is made up of \(\mathrm{PAN}, \mathrm{O}_{3}\) and oxides of nitrogen
(Iv) CFCs are stable in troposphere and act as pollutants in stratosphere.

1 (I) and (II)
2 (I), (III) and (Iv)
3 (I), (II) and (III)
4 (II), (III) and (Iv)
CHXI14:ENVIRONMENTAL CHEMISTRY

318407 The incorrect statement among the following is

1 Primary pollutants are those which are emitted directly from the source.
2 Secondary pollutants are those which are formed in the atmosphere by chemical interactions among primary pollutants and atmospheric constituents.
3 Acid rain is primary pollutant.
4 Particulates refer to all atmospheric substances that are not gases.