153 . Match List I with List II and selectthe correct answer using the codegiven below the List: List - I (List - II Air Pollutant) (Effect) A. Chlorofluorocarbon 1. Acid rain B. Sulphur dioxide 2. Depletion inozone layer in theatmosphere C. Lead compound 3. Harmful forhuman nervoussystem D. Carbon dioxide 4. Topmost contribution togreenhouseeffect Code: A B C D
159 .Consider the following statements- 1. Kyoto protocol came into force inthe year 2005 2. Kyoto plrotocol deals primarilywith the deplation of the ozone layer 3. Methane as green house gas ismore harmful than carbon dioxidewhich of the statements given aboveis/ are correct.
162 .Match List I with List II and selectthe correct answer using the codegiven below the List: List - I List - II (Air Pollutant) (Effect) A. Isotope of Uranium 1. Treatmentof cancer B. Isotope of Cobalt 2. Treatment ofgoiter C. Isotope of Iodine 3. Treatment ofsecondarycancer D. Isotope of Radium 4. NuclearfuelCode: A B C D