Assertion : Curdling is required in the manufacture of cheese. Reason : Lactic acid bacteria are used for…

Assertion : Curdling is required in the manufacture of cheese. Reason : Lactic acid bacteria are used for the purpose.
  1. If both assertion and reason are true and reason is the correct explanation of assertion.
  2. If both assertion and reason are true but reason is not the correct explanation of assertion.
  3. If assertion is true but reason is false.
  4. If both assertion and reason are false.

Solution

The manufacture of cheese requires two main steps : curdling and the ripening. Curdling the milk proteins forms a solid material from which the liquid is drained away. The curdling process is microbiological, since acid production of lactic acid bacteria is sufficient to coagulate milk proteins.

Asked in: NEET 2011 (Mains)

Practice more Microbes in Human Welfare questions on Aicharya