food sanitation and hygiene

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Across
  1. 2. are living organisms that usually thrive on dead bark of a tree or animal dung
  2. 4. are caused by bacteria that have been ingested
  3. 7. bacteria need water to absorb food
  4. 9. as any ingredient that can cause disease biological any living microorganism which can cause diseases
  5. 12. bacteria that require oxygen to grow
  6. 13. can live in water, air, body and skin in our food and inside our bodies.
  7. 14. any substance that is foreign and can harm the clients
  8. 15. are organisms that live or survive by taking nourishment from another living organism
  9. 18. known as biological leavening agent, a good bacterium to consider
  10. 21. refers to body's negative reaction to a particular food protein
Down
  1. 1. described as favorable growth in a neutral environment
  2. 3. where bacteria thrive specially if its rich in protein
  3. 5. bacteria that can live with oxygen or without it
  4. 6. are filamentous living organisms that usually sprout from stale bread
  5. 8. bacteria that can live without air present
  6. 10. human body reaction to a particular protein food
  7. 11. any organic substance which is ingested can cause disease
  8. 16. are contaminants that when ingested by human create an illness
  9. 17. is a living microorganism that can cause disease
  10. 19. an ideal for bacteria to grow
  11. 20. refers to a living organism which is smaller than bacteria and usually composed of genetic material enclosed by a protein layer