Question

Assertion Besides curdling of milk, LAB also improve its nutritional quality by increasing vitamin- $B _{12}$
Reason LAB check disease causing microbes when it is present in human stomach.

• A. Both Assertion and Reason are true and Reason is the correct explanation of Assertion
• B. Both Assertion and Reason are true, but Reason is not the correct explanation of the Assertion
• C. Assertion is true, but Reason is false.
• D. Both Assertion and Reason are false.

Answer 1

Answer: (B)

Curd is more nutritious than milk as it contains a number of organic acids and vitamins including $B _{12}$. Lactobacillus or Lactic Acid Bacteria (LAB) present in curd, also check growth of disease causing microbes in stomach and other parts of digestive tract.