Which acid is found in curd?
ACitric
BOxalic
CFormic
DLactic
Answer & Solution
Correct answer: D. Lactic
1. Each natural acid is linked to the food it comes from.
2. Citrus fruits give citric acid and spinach gives oxalic acid.
3. Curd contains lactic acid.
4. So the answer is lactic acid.
_Source: NCERT Class 7 Science, Ch 4 'Acids, Bases and Salts'_
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