General Science - Single MCQs (Page 19)

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Q181. Larynx is called?...Q182. Chlorofluorocarbon is used in?...Q183. Pollution of water is responsible for?...Q184. CNG is a?...Q185. What causes pollution?...Q186. The percentage of nitrogen is?...Q187. Green House gas is?...Q188. Air pollution causes?...Q189. Most polluted river in the world is?...Q190. The Taj Mahal is being affected by?...