WAEC Biology 2005 Question 3

Question 3

Viruses, Monera, Protista and Fungi

A virus can sometimes be regarded as a living organism because it

  1. A.causes disease in plants and animals
  2. B.exists in a variety of shapes
  3. C.reproduces in living cells
  4. D.is easily visible with the aid of an electron microscope
Show the answer and explanation

Answer: C (reproduces in living cells)

Explanation

Reproduction is a sign of life, and a virus can make copies of itself, but only inside a living host cell.