JAMB Biology 1983 Question 8

Question 8

Cell and Its Environment

If an isolated living cell is left in distilled water for two hours, it is likely to

  1. A.lose some of its water to the surrounding water
  2. B.lose all of its water to the surrounding water
  3. C.reproduce by binary fission
  4. D.become more turgid
  5. E.die due to excess water
Show the answer and explanation

Answer: D (become more turgid)

Explanation

Distilled water is less concentrated than the cell sap, so water enters the cell by osmosis and the cell swells and becomes turgid.