Question

Rani thought of making curd. For this, she took lukewarm milk, mixed some curd into it and stir well.
She kept the mixture in fridge. Next day she observed that curd was not set. Rina searching for answer.

[3]

i. How many hours the mixture can kept outside?
ii. What is the mistake done by Rani?
CHAPTER PAPER-1 PAPER-2
CROP PRODUCTION 6 MARKS
THE CELL 8 MARKS
MICROORGANSISM 14 MARKS

iii. What are the skills learnt by Rani during this process?

Answer 1

Answer:

Bacteria can only act on room temperature

Explanation:

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