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8.Microbes in Human Welfare
medium
Which of the following are main the benefits of $LAB$ ?
$I.$ Increase vitamin - $B_{12}$ amount, thus increasing nutrient quality of milk
$II.$ Checks disease causing microbes in stomach
Choose the correct option
A
Only $I$
B
Only $II$
C
$I$ and $II$
D
None of these
Solution
A small amount of curd added to the fresh milk as inoculum or starter contain millions of $LAB,$ which at suitable temperatures multiply, thus converting milk to curd, which improves its nutritional quality by increasing vitamin- $B_{12}$. In our stomach too, the $LAB$ play very beneficial role in checking disease causing microbes
Standard 12
Biology
