Student Worksheet?Biology Strand: Molecules and Cells Name___________________________ Date__________________ School_________________ Student?please print this worksheet and complete it as you interact with the tutorial. The completed worksheet should be turned in to your assigned teacher. Tutorial: The Source of Oxygen produced by Photosynthesis Site: http://bcs.whfreeman.com/thelifewire/content/chp08/0802001.html Read the introduction and answer questions 1-4. Chloroplasts use ______________________ energy to convert carbon dioxide and water into carbohydrates. A by-product of photosynthesis is ____________________ that is released into the atmosphere.