Photosynthesis in ecosystems

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Across
  1. 3. Photosynthesis drives the movement of matter, or _______, between organisms and the environment.
  2. 5. Photosynthesis is carried out by _______ organisms.
  3. 7. Photosynthetic organisms release _______ into the air.
  4. 8. Photosynthetic organisms produce _______, which become part of the organism’s biomass.
Down
  1. 1. Photosynthetic organisms take in and use ____ ____ and water from the air and soil.
  2. 2. Organisms throughout the ecosystem use this oxygen to _______ .
  3. 4. When the photosynthetic organism is _______, its biomass provides matter and energy to the organism.
  4. 6. _______ enters an ecosystem when light energy from the sun is transformed into chemical energy. This happens during photosynthesis.