Consider the following pairs : <table border='1' cellpadding='6' cellspacing='0'> <tr><th>Layers of Atmosphere</th><th>Characteristics</th></tr> <tr><td>I. Troposphere</td><td>Absorbs ultraviolet radiation</td></tr> <tr><td>II. Stratosphere</td><td>Changes in weather and climate</td></tr> <tr><td>III. Mesosphere</td><td>Reflects radio waves back to the Earth</td></tr> </table> How many of the pairs given above are correctly matched?

  1. A. None
  2. B. One
  3. C. Two
  4. D. All the three

Correct Answer: A. None

Explanation

None of the pairs are correctly matched. The Stratosphere absorbs UV radiation (ozone layer), the Troposphere is where weather changes occur, and the Ionosphere (Thermosphere) reflects radio waves.

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