nutrition in plants

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Across
  1. 2. organisms that make their own food from non living substances
  2. 4. organisms that live on dead plants and animals and derive their food from there
  3. 5. the mode of nutrition where two different work together for their matual benefit
Down
  1. 1. organisms that directly or indirectly depend on green plants
  2. 3. organisms that live on other living organisms and derive their food from there