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The Fundamental Unit of Life — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceThe Fundamental Unit of Life1 Mark
MCQ
A cell placed in solution swells up. The solution is:
  • A
    Hypertonic
  • B
    Isotonic
  • C
    Hypotonic
  • ✓
    Both $a$ and $b$
✓

Answer

Correct option: D.
Both $a$ and $b$

If a cell placed in the hypotonic solution, then it will be swell up. This is because the higher concentration of water molecules is present outside the cell. So, the water molecules move from external solution into cell sap.

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