Question

why did the lake warm milk changes into to when small amount of curd is added​

Answer 1

Answer:

its because of the bacteria named Lactobacillus

Explanation:

Curd contains bacteria Lactobacillus which is added to warm milk to make more curd. This bacteria need suitable temperature for its growth and multiplication that is why warm milk is used. ... Due to this reaction milk start coagulating and new curd is obtained.

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Answer 2

Answer:

while preparing curd a little girl is added into warm milk reason behind is this

(a) curd contain several microbes which promote the formation of curd

(b) only lactobacillus present in curd promotes curd formation in milk

(c) lactobacillus multiplies in milk and convert it into curd