Milk is turned into curd by bacteria called:
ALactic acid
BNitric acid
CAcetic acid
DFormic acid
Answer & Solution
Correct answer: A. Lactic acid
1. Lactobacillus and its relatives grow readily in milk.
2. They are grouped under one common name.
3. They are the lactic acid bacteria.
_Source: NCERT Class 12 Biology, Chapter 10, Microbes in Human Welfare._
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