NUTRITION IN PLANTS

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Across
  1. 5. name an organism that live in/or other living organisms and derive food from them
  2. 6. what are the tiny structures in plant cells where photosynthesis happens
  3. 8. the mode of nutrition where two different organisms work together for their mutual benefit
  4. 9. algae is an _________.
  5. 10. The ultimate source of energy.
Down
  1. 1. gas used for photosynthesis
  2. 2. the process by which cells use oxygen to break down sugar and obtain energy
  3. 3. farmers add this to improve the growth of the plant.
  4. 4. The green pigment needed for photosynthesis.
  5. 7. The only organism which can trap nitrogen.