ALS Photosynthesis Crossword

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Across
  1. 2. A sugar that is an important energy source for living organisms and is produced during photosynthesis.
  2. 4. Substances that are produced as a result of a chemical reaction; in photosynthesis, the products are glucose and oxygen.
  3. 5. Substances that undergo a chemical change in a reaction; in photosynthesis, the reactants are carbon dioxide and water.
  4. 8. An organelle in plant cells where photosynthesis occurs, containing chlorophyll and other pigments.
  5. 9. Energy from the sun that is captured by plants and used to convert carbon dioxide and water into glucose.
Down
  1. 1. Organisms that cannot make their own food and must consume other organisms for energy and nutrients.
  2. 3. The process by which green plants, algae, and some bacteria convert light energy into chemical energy in the form of glucose using carbon dioxide and water.
  3. 6. Organisms that produce their own food
  4. 7. A gas produced as a byproduct of photosynthesis, released into the atmosphere by plants and used by animals for respiration.
  5. 8. A colorless, odorless gas that is a key reactant in the photosynthesis process, taken in by plants from the atmosphere.