BI-477
Osmosis
Biology · Secondary 3 · Medium · Osmosis
Two identical potato cylinders are placed in different solutions for 40 minutes.
• Cylinder P is in distilled water.
• Cylinder Q is in a 15% salt solution.
After 40 minutes, which observation is correct?
• Cylinder P is in distilled water.
• Cylinder Q is in a 15% salt solution.
After 40 minutes, which observation is correct?
- P becomes longer and firmer; Q becomes shorter and softer.
- P becomes shorter and softer; Q becomes longer and firmer.
- Both P and Q become longer and firmer.
- Both P and Q become shorter and softer.
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