Nutrition in plants

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Across
  1. 4. tiny pores underside of leaves
  2. 5. the process of taking in food by an organism and its utilization by the body
  3. 7. bacteria can convert atmospheric nitrogen into water soluble compounds
  4. 8. organism that live on that plants and animals and derive their food from them
  5. 9. the mode of nutrition by two different organisms work together for the mutual benefit
Down
  1. 1. substance required for growth of plants
  2. 2. organisms​ that directly or indirectly depend on green plants for nutrition
  3. 3. organisms that live in or on other living organism and derive their food from them
  4. 6. organisms that can make their food from simple non living substances