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NTPC Graduate Tier 1 2025 Shift-2 📅 06 Jun, 2025

Which kitchen process is an example of osmosis?

A
Placing raw mango in a concentrated salt solution
B
Grinding spices together
C
Flushing food items with nitrogen
D
Boiling pasta in milk
Result Summary
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APEDIA

NTPC Graduate Tier 1
2025 • 06 Jun, 2025 • Shift-2
Which kitchen process is an example of osmosis?
Correct Answer
Placing raw mango in a concentrated salt solution
Scientific Principle Definition: Osmosis is a biological and chemical process where solvent molecules, typically water, migrate across a semipermeable membrane ......
Ref/Book : NTPC Graduate Tier 1 2025
Ref. Subject General Awareness
Chapter -
Ref. Topic General Science
Pg. No -
💡 Analysis & Explanation
Scientific Principle Definition ▼
Osmosis is a biological and chemical process where solvent molecules, typically water, migrate across a semipermeable membrane from an area of lower solute concentration to one of higher solute concentration.
Real-world Application ▼
During traditional pickling, chunks of raw mango are submerged in a highly concentrated salt solution (brine). The salt density outside is significantly greater than the fluid density inside the mango's cellular walls.
The Mechanism at Play ▼
Driven by osmotic pressure, the water naturally flows out from the mango's internal cells into the surrounding brine to equalize the concentration, which causes the mango to shrivel and aids in long-term preservation.
Conclusion ▼
Placing raw mango in brine is a definitive, everyday demonstration of osmosis.
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