Photosynthesis

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Across
  1. 2. the processes by which chemicals interact to form new chemicals with different compositions
  2. 5. a natural process by which trees and plants use energy from the sun and carbon dioxide from the air to make the food they need to live and grow
  3. 6. a substance that enters into and is altered in the course of a chemical reaction.
  4. 7. organisms that make their own food
  5. 8. a colorless, odorless gas found in our atmosphere
  6. 10. simple sugar with six carbon atoms and one aldehyde group
  7. 11. to change (something) into a different form or so that it can be used in a different way
  8. 12. membrane-bound cell organelles
  9. 13. plant cell organelles that convert light energy into relatively stable chemical energy via the photosynthetic process.
Down
  1. 1. the process by which cells derive energy from glucose
  2. 3. use light energy to make two molecules needed for the next stage of photosynthesis: the energy storage molecule ATP and the reduced electron carrier NADPH.
  3. 4. organism that breaks down dead organic material
  4. 9. describes how carbon moves between the atmosphere, soils, living creatures, the ocean, and human sources.
  5. 14. a substance that is present at the end of a chemical reaction