microbiology

• How do bacteria reproduce?

  Asexually by binary fission
• How does a mould begin its growth?

  As a spore on food
• What are the advantages and disadvantages of fungi?

  Advantages:

  • Some are edible
  • Used in cheese production
  • Used in antibiotic production
  • Used in bread-making and brewing

  
  

  Disadvantages:

  • Cause spoilage of food
  • Some are poisonous
  • Cause plant diseases
  • Cause human diseases
• What do mushrooms start as?

  Spores
• What are parasites?

  Micro-organisms that feed on living matter
• Do fungi make their own food?

  No, they do not make their own food
• What do parasitic fungi feed on?

  Living matter, e.g., athlete’s foot
• What is an example of a mould used in cheese production?

  Penicillium
• How do yeast cells reproduce?

  Asexually by budding
• What are micro-organisms?

  Tiny living organisms not visible to the eye
• What are psychrophiles?

  Micro-organisms that thrive at low temperatures
• What is microbiology?

  The study of micro-organisms
• How do micro-organisms feed on food?

  • Secrete enzymes onto food source
  • Enzymes break down food into simple compounds
  • Simple compounds absorbed through cell wall
• Where can bacteria be found?

  Everywhere