crossword

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Across
  1. 3. alkaloid found in tea leaves
  2. 6. putida : enzyme Complexes Use Hydrocarbons for Energy
  3. 9. most abundant element in earth's core
  4. 12. Chemical that give flower colours
  5. 13. layer formed through the interaction of solar ultraviolet radiation with molecular oxygen
  6. 14. process by which sun generate light
  7. 15. Universal solvent
Down
  1. 1. process of formation of blood cells in our body
  2. 2. substance that lights firefly's fire
  3. 4. process used by plants to synthesise food
  4. 5. most abundant gas in atmosphere
  5. 7. alkaloid found in potatoes
  6. 8. terpenes responsible for smell of lemon
  7. 10. rye grass: the Plant That Eats Pollution
  8. 11. Ingenhousz: person who discovered the process of photosynthesis