Ozone Depletion in the Stratosphere
BIOXII16: ENVIRONMENTAL ISSUES

345264 Bad ozone forms in which part of atmosphere which harm plants and animals?

1 Troposphere
2 Mesosphere
3 Stratosphere
4 Thermosphere
BIOXII16: ENVIRONMENTAL ISSUES

345265 'Good' ozone is found in which part of the atmosphere?

1 Ionosphere
2 Exosphere
3 Stratosphere
4 Troposphere
BIOXII16: ENVIRONMENTAL ISSUES

345266 Which of the following statement is incorrect?

1 The Montreal Protocol, was signed at Montreal (Canada) in 1987.
2 Many more efforts have been made and protocols have laid down to control the emission of ozone depleting substances.
3 Protocols have laid down definite roadmaps, commonly for developed and developing countries, for reducing the emission of CFCs and other ozone depleting chemicals.
4 None of the above.
BIOXII16: ENVIRONMENTAL ISSUES

345267 Which of the following option shows correct sequence regarding ozone hole?
(a) \({\rm{CFCs}}\) move upward and reach stratosphere
(c) \({\rm{CFCs}}\) discharged in the lower part of atmosphere
(b) \({\rm{UV}}\) rays act on \(\mathrm{CFCs}\) releasing \(\mathrm{Cl}\) atoms
(d) Formation of a large area of thinned ozone layer
(e) \(\mathrm{Cl}\) degrades ozone releasing molecular oxygen

1 a, b, c, d, e
2 c, a, b, e, d
3 b, c, a, e, d
4 d, e, a, b, c
BIOXII16: ENVIRONMENTAL ISSUES

345264 Bad ozone forms in which part of atmosphere which harm plants and animals?

1 Troposphere
2 Mesosphere
3 Stratosphere
4 Thermosphere
BIOXII16: ENVIRONMENTAL ISSUES

345265 'Good' ozone is found in which part of the atmosphere?

1 Ionosphere
2 Exosphere
3 Stratosphere
4 Troposphere
BIOXII16: ENVIRONMENTAL ISSUES

345266 Which of the following statement is incorrect?

1 The Montreal Protocol, was signed at Montreal (Canada) in 1987.
2 Many more efforts have been made and protocols have laid down to control the emission of ozone depleting substances.
3 Protocols have laid down definite roadmaps, commonly for developed and developing countries, for reducing the emission of CFCs and other ozone depleting chemicals.
4 None of the above.
BIOXII16: ENVIRONMENTAL ISSUES

345267 Which of the following option shows correct sequence regarding ozone hole?
(a) \({\rm{CFCs}}\) move upward and reach stratosphere
(c) \({\rm{CFCs}}\) discharged in the lower part of atmosphere
(b) \({\rm{UV}}\) rays act on \(\mathrm{CFCs}\) releasing \(\mathrm{Cl}\) atoms
(d) Formation of a large area of thinned ozone layer
(e) \(\mathrm{Cl}\) degrades ozone releasing molecular oxygen

1 a, b, c, d, e
2 c, a, b, e, d
3 b, c, a, e, d
4 d, e, a, b, c
BIOXII16: ENVIRONMENTAL ISSUES

345264 Bad ozone forms in which part of atmosphere which harm plants and animals?

1 Troposphere
2 Mesosphere
3 Stratosphere
4 Thermosphere
BIOXII16: ENVIRONMENTAL ISSUES

345265 'Good' ozone is found in which part of the atmosphere?

1 Ionosphere
2 Exosphere
3 Stratosphere
4 Troposphere
BIOXII16: ENVIRONMENTAL ISSUES

345266 Which of the following statement is incorrect?

1 The Montreal Protocol, was signed at Montreal (Canada) in 1987.
2 Many more efforts have been made and protocols have laid down to control the emission of ozone depleting substances.
3 Protocols have laid down definite roadmaps, commonly for developed and developing countries, for reducing the emission of CFCs and other ozone depleting chemicals.
4 None of the above.
BIOXII16: ENVIRONMENTAL ISSUES

345267 Which of the following option shows correct sequence regarding ozone hole?
(a) \({\rm{CFCs}}\) move upward and reach stratosphere
(c) \({\rm{CFCs}}\) discharged in the lower part of atmosphere
(b) \({\rm{UV}}\) rays act on \(\mathrm{CFCs}\) releasing \(\mathrm{Cl}\) atoms
(d) Formation of a large area of thinned ozone layer
(e) \(\mathrm{Cl}\) degrades ozone releasing molecular oxygen

1 a, b, c, d, e
2 c, a, b, e, d
3 b, c, a, e, d
4 d, e, a, b, c
BIOXII16: ENVIRONMENTAL ISSUES

345264 Bad ozone forms in which part of atmosphere which harm plants and animals?

1 Troposphere
2 Mesosphere
3 Stratosphere
4 Thermosphere
BIOXII16: ENVIRONMENTAL ISSUES

345265 'Good' ozone is found in which part of the atmosphere?

1 Ionosphere
2 Exosphere
3 Stratosphere
4 Troposphere
BIOXII16: ENVIRONMENTAL ISSUES

345266 Which of the following statement is incorrect?

1 The Montreal Protocol, was signed at Montreal (Canada) in 1987.
2 Many more efforts have been made and protocols have laid down to control the emission of ozone depleting substances.
3 Protocols have laid down definite roadmaps, commonly for developed and developing countries, for reducing the emission of CFCs and other ozone depleting chemicals.
4 None of the above.
BIOXII16: ENVIRONMENTAL ISSUES

345267 Which of the following option shows correct sequence regarding ozone hole?
(a) \({\rm{CFCs}}\) move upward and reach stratosphere
(c) \({\rm{CFCs}}\) discharged in the lower part of atmosphere
(b) \({\rm{UV}}\) rays act on \(\mathrm{CFCs}\) releasing \(\mathrm{Cl}\) atoms
(d) Formation of a large area of thinned ozone layer
(e) \(\mathrm{Cl}\) degrades ozone releasing molecular oxygen

1 a, b, c, d, e
2 c, a, b, e, d
3 b, c, a, e, d
4 d, e, a, b, c