Photosynthesis and Air MCQs Quiz Worksheet PDF Download

Learn photosynthesis and air MCQs in geography quiz for test prep. Air and water pollution quiz questions has multiple choice questions (MCQ), photosynthesis and air test as during process of photosynthesis, element that plants give off is. Answer key help with choices as methane, carbon dioxide, oxygen and ethane problem solving for competitive exam, viva prep, interview questions worksheets. Free geography revision notes to practice photosynthesis and air quiz with MCQs to find questions answers based online tests.

MCQs on Photosynthesis and Air Quiz PDF Download

MCQ. During the process of photosynthesis, the element that plants give off is

  1. methane
  2. carbon dioxide
  3. oxygen
  4. ethane