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सी.आई.एस.सी.ई.आईसीएसई ICSE Class 7

State and Explain Two Ways by Which Air Gets Polluted in Nature. - Chemistry

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प्रश्न

State and explain two ways by which air gets polluted in nature.

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उत्तर

Air gets polluted in nature by following ways :

  • During forest fire, a large amount of carbon particles (smoke) and carbon-monoxide pollute the air.
  • When volcanoes erupt, a huge amount of ash and sulphur-dioxide is added in the air as pollutants.
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अध्याय 7: Air and Atmosphere - Additional questions 2

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सेलिना Concise Chemistry [English] Class 7 ICSE
अध्याय 7 Air and Atmosphere
Additional questions 2 | Q 2.2
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