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Which of the following statements regarding ozone is incorrect?
  • a)
    'Good ozone' is formed in the lower atmosphere (troposphere) that absorbs harmful UV rays coming from Sun, 'bad ozone' is present in the upper part of atmosphere (stratosphere) that harms plants and animals.
  • b)
    The thickness of the ozone in a column of air from the ground to the top of the atmosphere is measured in terms of Dobson units (DU).
  • c)
    Recognising the deleterious effects of ozone depletion, an international treaty, known as the Montreal Protocol, was signed at Montreal (canada) in 1987 (became effective in 1989) to control the emission of ozone depleting substances.
  • d)
    None of these.
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
Which of the following statements regarding ozone is incorrect?a)Good ...
'Good ozone' is found in the upper part of the atmosphere called the stratosphere and it act as a shield absorbing ultraviolet radiations from the sun. UV rays are, highly injurious to living organisms. 'Bad ozone' is formed in the lower part of atmosphere called troposphere and it harms plants and animals.
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Most Upvoted Answer
Which of the following statements regarding ozone is incorrect?a)Good ...
Incorrect Statement: a) Good ozone is formed in the lower atmosphere (troposphere) that absorbs harmful UV rays coming from the Sun, bad ozone is present in the upper part of the atmosphere (stratosphere) that harms plants and animals.

Explanation:
Ozone is a gas composed of three oxygen atoms (O3). It is present in both the troposphere and the stratosphere. However, its distribution and functions vary between these two layers of the atmosphere.

- Tropospheric Ozone: The ozone present in the lower atmosphere or troposphere is often referred to as "bad ozone" because it is a harmful air pollutant. It is not formed naturally but is produced as a result of chemical reactions between nitrogen oxides (NOx) and volatile organic compounds (VOCs) in the presence of sunlight. Tropospheric ozone is a component of smog and is detrimental to human health, vegetation, and the environment.

- Stratospheric Ozone: The ozone found in the upper part of the atmosphere or stratosphere is referred to as "good ozone." It is naturally formed through the photodissociation of molecular oxygen (O2) by solar ultraviolet (UV) radiation. The stratospheric ozone layer acts as a shield, absorbing the majority of the Sun's harmful UV-B and UV-C rays, thus protecting life on Earth from excessive exposure to these radiations.

Therefore, the incorrect statement in this case is a) Good ozone is formed in the lower atmosphere (troposphere) that absorbs harmful UV rays coming from the Sun, bad ozone is present in the upper part of the atmosphere (stratosphere) that harms plants and animals. The correct statement should be that bad ozone is formed in the lower atmosphere (troposphere) as an air pollutant, while good ozone is present in the upper atmosphere (stratosphere) and plays a vital role in protecting life on Earth by absorbing harmful UV rays.
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Which of the following statements regarding ozone is incorrect?a)Good ozone is formed in the lower atmosphere (troposphere) that absorbs harmful UV rays coming from Sun, bad ozone is present in the upper part of atmosphere (stratosphere) that harms plants and animals.b)The thickness of the ozone in a column of air from the ground to the top of the atmosphere is measured in terms of Dobson units (DU).c)Recognising the deleterious effects of ozone depletion, an international treaty, known as the Montreal Protocol, was signed at Montreal (canada) in 1987 (became effective in 1989) to control the emission of ozone depleting substances.d)None of these.Correct answer is option 'A'. Can you explain this answer?
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Which of the following statements regarding ozone is incorrect?a)Good ozone is formed in the lower atmosphere (troposphere) that absorbs harmful UV rays coming from Sun, bad ozone is present in the upper part of atmosphere (stratosphere) that harms plants and animals.b)The thickness of the ozone in a column of air from the ground to the top of the atmosphere is measured in terms of Dobson units (DU).c)Recognising the deleterious effects of ozone depletion, an international treaty, known as the Montreal Protocol, was signed at Montreal (canada) in 1987 (became effective in 1989) to control the emission of ozone depleting substances.d)None of these.Correct answer is option 'A'. Can you explain this answer? for NEET 2024 is part of NEET preparation. The Question and answers have been prepared according to the NEET exam syllabus. Information about Which of the following statements regarding ozone is incorrect?a)Good ozone is formed in the lower atmosphere (troposphere) that absorbs harmful UV rays coming from Sun, bad ozone is present in the upper part of atmosphere (stratosphere) that harms plants and animals.b)The thickness of the ozone in a column of air from the ground to the top of the atmosphere is measured in terms of Dobson units (DU).c)Recognising the deleterious effects of ozone depletion, an international treaty, known as the Montreal Protocol, was signed at Montreal (canada) in 1987 (became effective in 1989) to control the emission of ozone depleting substances.d)None of these.Correct answer is option 'A'. Can you explain this answer? covers all topics & solutions for NEET 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Which of the following statements regarding ozone is incorrect?a)Good ozone is formed in the lower atmosphere (troposphere) that absorbs harmful UV rays coming from Sun, bad ozone is present in the upper part of atmosphere (stratosphere) that harms plants and animals.b)The thickness of the ozone in a column of air from the ground to the top of the atmosphere is measured in terms of Dobson units (DU).c)Recognising the deleterious effects of ozone depletion, an international treaty, known as the Montreal Protocol, was signed at Montreal (canada) in 1987 (became effective in 1989) to control the emission of ozone depleting substances.d)None of these.Correct answer is option 'A'. Can you explain this answer?.
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