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WAEC Biology 2017 Question 2

Question 2

Viruses, Monera, Protista and Fungi

The structural similarities in Paramecium and Euglena are in the

  1. A.shape of locomotory organs.
  2. B.blunt anterior and pointed posterior.
  3. C.presence of micro and mega nuclei in both.
  4. D.presence of anterior and posterior contractile vacuoles.
Show the answer and explanation

Answer: B (blunt anterior and pointed posterior.)

Explanation

Both organisms have a rounded (blunt) front end and a narrower, pointed back end. Paramecium moves with cilia but Euglena with a flagellum, and only Paramecium has two kinds of nuclei.