WAEC Biology 2020 Question 4

Question 4

Viruses, Monera, Protista and Fungi

The organism with spiral chloroplasts and nucleus suspended by cytoplasmic strands is

  1. A.Volvox.
  2. B.Spirogyra.
  3. C.Paramecium.
  4. D.Euglena.
Show the answer and explanation

Answer: B (Spirogyra.)

Explanation

Each Spirogyra cell has ribbon-shaped chloroplasts coiled in a spiral, and its nucleus hangs in the middle of the vacuole on cytoplasmic strands.