Atmospheric pollution and its causes: แบบฝึกหัด

• a.

  Sodium chloride + sulfur dioxide \( \rightarrow \) sodium sulfite + chlorine

• b.

  Calcium carbonate + sulfur dioxide \( \rightarrow \) calcium sulfite + carbon dioxide

• c.

  Calcium carbonate + nitrogen dioxide \( \rightarrow \) calcium nitrate + carbon dioxide

• d.

  Carbon + sulfur dioxide \( \rightarrow \) carbon dioxide + sulfur

• a.

  Smog; by banning the use of internal combustion engines in major cities.

• b.

  Ozone layer depletion; by phasing out the use of chlorofluorocarbons (CFCs).

• c.

  Acid rain; by requiring the use of scrubbers in all coal power plants.

• d.

  Global warming; by setting strict limits on carbon dioxide emissions.

• a.

  It increases the rate of chemical reactions between nitrogen oxides and oxygen.

• b.

  It allows wind to disperse pollutants rapidly over a wider geographic area.

• c.

  A layer of warm air acts as a lid, trapping cooler, polluted air near the ground.

• d.

  It creates strong updrafts that carry pollutants into the stratosphere.

• a.

  It causes the release of toxic aluminum ions which damage fish gills.

• b.

  It increases the temperature of the water, exceeding fish tolerance limits.

• c.

  It increases the dissolved oxygen levels, causing gas bubble disease.

• d.

  It promotes the growth of invasive algae that consume all the nutrients.

• a.

  Chlorofluorocarbons, nitrogen, helium

• b.

  Nitrogen, oxygen, argon

• c.

  Carbon dioxide, methane, water vapour

• d.

  Carbon monoxide, sulfur dioxide, ozone

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