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NEET 2019
Exam
NEET
Year
2019
Subject
Botany
Chapter
Environmental Issues

NEET 2019 · Botany · Environmental Issues

Which of the following statements about ozone is correct?

Which of the following statements about ozone is correct?

Options

  1. ATropospheric ozone protects us from UV- radiations
  2. BStratospheric ozone is 'bad'
  3. CTropospheric ozone is 'good'
  4. DStratospheric ozone protects us from UV- radiations

Correct answer

D. Stratospheric ozone protects us from UV- radiations

Step-by-step solution

Statement (d) is correct. Stratospheric ozone protects us from UV radiations of the sun. Correct information about incorrect statements is as follows. Good ozone is found in the upper part of the atmosphere, i.e. stratosphere. Bad ozone is formed in the lower atmosphere (troposphere) that harms plants and animals.
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