Photosynthesis

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Across
  1. 3. is a naturally occurring gas present in the atmosphere
  2. 5. is the gas released as a waste product during photosynthesis and is essential for animals and humans
  3. 7. is the green pigment in plants responsible for trapping light energy for photosynthesis
  4. 9. component in foods that an organism uses to survive and grow organism a plant, animal or single celled life form
  5. 10. where photosynthesis takes place
Down
  1. 1. to take in or soak up
  2. 2. the process by which plants use the energy from sunlight to produce sugar, which cellular respiration converts into energy
  3. 3. the smallest structural unit of an organism
  4. 4. the roots absorb this and mineral salts from the soil and transport it to the other parts of the plant
  5. 6. a type of sugar that is produce by plants in the photosynthesis process
  6. 8. the sun releases energy in the form of heat and light