Micro-organisms: Friends or Foes - Part 2

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Across
  1. 2. __________ are administered to trigger the production of antibodies
  2. 7. An alcohol produced by micro-organisms by fermentation and is used as fuel
  3. 9. The chemicals which inhibit the growth of microorganisms
  4. 13. A fungus responsible for the conversion of natural sugars present in cereals to alcohol
  5. 14. One of the biological nitrogen fixers
Down
  1. 1. Penicillin is obtained from the fungus __________
  2. 3. The protein substances present on the surface of the pathogens
  3. 4. The bacteria living in the roots of Cycas plants
  4. 5. The decomposer
  5. 6. The protein substances which are produced by the white blood cells
  6. 8. Natural sugar present in milk
  7. 10. The natural ability of a microorganism to resist against the disease-causing germs
  8. 11. The disease-causing microorganisms
  9. 12. It is an antibiotic