1(xiv)
Varun's mother added plenty of salt to the mango pickle she made. This is to:
A. enhance the colour of the pickle.
B. inhibit the growth of microorganisms.
C. increase the nutritional value.
D. create a hypertonic solution.
- (a)A and C
- (b)B and C
- (c)C and D
- (d)B and D
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B and D
Reason —
- A – Salt does not enhance the colour of the pickle.
- C – Salt does not increase the nutritional value; it mainly acts as a preservative.
- B – Salt inhibits the growth of microorganisms by drawing water out of their cells and causing plasmolysis.
- D – Salt creates a hypertonic medium that helps prevent microbial growth.
Therefore, B and D are correct.