Tag: planet earth
Questions Related to planet earth
The zone which extends above troposphere up to 50 km above sea level and contains dinitrogen, dioxygen, ozone and little water vapour is called:
Sulphur oxides which are responsible for major air pollution are caused by:
Which of the following is not an air pollutant?
Which of the following reactions is taking place resulting in discolouration of marble of the buildings like Taj Mahal?
Acid rain is produced by:
Which of the following statements is not true?
Which of the following is not correctly matched?
Mark the example which in not correctly matched?
Region/regions of the atmosphere where temperature decreases with altitude is/are:
Match the column I with column II and mark the appropriate choice.
Column I | Column II | ||
---|---|---|---|
(A) | Peroxyacetyl nitrate | (i) | Global warming |
(B) | Polychlorinated biphenyls | (ii) | Photochemical smog |
(C) | Dioxides of carbon and sulphur | (iii) | Water pollutant |
(D) | IR active molecules | (iv) | Acid rain |