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The type of microorganism used to make yoghurt is

  • A.bacteria
  • B.virus
  • C.ringworm
  • D.fungus

Answer: A

Correct answer: bacteria

Yoghurt is made with bacteria - Lactobacillus bulgaricus and Streptococcus thermophilus - which ferment lactose to lactic acid. The acid coagulates the milk protein and gives yoghurt its texture and its sharp taste.

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