Ozone Hole MCQs Quiz and Answers Tests pdf Download

Practice ozone hole MCQs in earth-science quiz for test prep. Atmosphere composition quiz questions has multiple choice questions (MCQ) with ozone hole test, answers as ozone has been depleted due to, answer key with choices as cfs, uv rays, oil spill and deforestation for exam preparation worksheets. Earth-science revision notes to learn ozone hole quiz with MCQs to find questions answers based online tests.

MCQs on Ozone Hole Quiz pdf Download

MCQ. Ozone has been depleted due to

  1. CFS
  2. UV rays
  3. oil spill
  4. deforestation


MCQ. A CFC molecule has power to remain active in stratosphere up to

  1. 120 years
  2. 60 years
  3. 45 years
  4. 210 years