Question

Supply the missing word from these in brackets

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Question

Supply the missing word from these in brackets: 

  1. N2 and O2 are present in ____. (Troposphere, Mesosphere)
  2. Atmospheric pressure with ____ increase of altitude (increases, decreases)
  3. Ozone is an ____ of oxygen. (isotope, allotrope)
  4. N2 and O2 ____ solar radiations on the earth. (allow, do not allow)

Answer

  1. N2 and O2 are present in the Troposphere.
  2. Atmospheric pressure with decreases increases in altitude.
  3. Ozone is an allotrope of oxygen.
  4. N2 and O2 do not allow solar radiation on the earth.

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