As an Amazon Associate I earn from qualifying purchases.

Pollution Causes MCQs Quiz Online PDF Download eBook

Solve Pollution Causes Multiple Choice Questions (MCQ), pollution causes quiz answers PDF worksheet, O level biology practice test for online courses. Learn effects of human activity on ecosystem Multiple Choice Questions and Answers (MCQs), "Pollution Causes" quiz questions and answers for online associates degree. Learn conservation: forests and renewable resources, herbicides: o level biology, fast learning biology, pollution: inorganic wastes as cause test prep for schools that offer online bachelor degrees.

"Non-toxic, unreactive chemicals used as cooling agents in refrigerators are known as" Multiple Choice Questions (MCQ) on pollution causes with choices chloroflouro bicarbonates, chloroflourocarbides, chloroflourocarbonates, and chlorofluorocarbon for online associates degree. Practice pollution causes quiz questions for merit scholarship test and certificate programs for colleges that offer certificate programs.

MCQs on Pollution Causes PDF Download eBook

MCQ: Non-toxic, unreactive chemicals used as cooling agents in refrigerators are known as

  1. chloroflouro bicarbonates
  2. chloroflourocarbides
  3. chloroflourocarbonates
  4. chlorofluorocarbon


MCQ: Risks of skin cancer is increased if

  1. more sun bathing is done
  2. the chlorofluorocarbons are lowered
  3. the greenhouse effect is lowered
  4. more ultraviolet light penetrates the Earth


MCQ: Upon entering through stomata, the leaves get damaged and plant dies. This pollutant is

  1. carbon dioxide
  2. lead
  3. carbon monoxide
  4. sulphur dioxide


MCQ: Volcanic eruptions, biological decay and forest fires releases

  1. Carbon monoxide in air
  2. carbon dioxide in air
  3. sulpher dioxide in air
  4. ammonia in air


MCQ: Increased melting of ice glaciers may be a result of

  1. greenhouse effect
  2. smog formation
  3. sun getting closer to the Earth every year
  4. moon moving away causing more tidal activities