Plants

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Across
  1. 2. All living things including plants are comprised mostly of?
  2. 3. All plants need ________, both above and below the ground.
  3. 4. Plants alone produce _____.
  4. 5. A ___________ plant, having adapted to its environment, needs little water.
Down
  1. 1. Different plants, however, have adapted to different amounts of _________.
  2. 2. If the soil becomes ___________, the plant will literally drown.