Nutrition in plants

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Across
  1. 4. organisms that depend on green plants for nutrition
  2. 6. when __________is added to starch it becomes blue black in colour.
Down
  1. 1. mushroom is a ______________.
  2. 2. ultimate source of all energy needs in our body
  3. 3. meaning of autotrophy
  4. 5. the rate of photosynthesis is afeted by__________.