Question:medium

Which of the following microorganisms are used in Yogurt preparation?
• [(A).] Bacillus cereus 
• [(B).] Bacillus amyloliquefaciens 
• [(C).] Streptococcus thermophilus 
• [(D).] Lactobacillus bulgaricus 
Choose the correct answer from the options given below: 
 

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Remember that Yogurt fermentation is a classic example of protocooperation: a mutualistic, non-obligate relationship where both starter bacteria benefit from each other's metabolic products, resulting in a faster fermentation rate.
Updated On: Jul 13, 2026
  • (A), (B) and (D) only.
  • (C) and (D) only.
  • (B), (C) and (D) only.
  • (D) only.
Show Solution

The Correct Option is B

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