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JAMB Biology 2005 Question 48

Question 48

Adaptation

When an animal has a dark-coloured dorsal surface and a light-coloured ventral surface, this is an adaptation called

  1. A.concealment coloration
  2. B.countershading
  3. C.colour blending
  4. D.disruptive coloration
Show the answer and explanation

Answer: B (countershading)

Explanation

A dark back and pale belly cancel out the shadows made by light from above. The animal looks flat and is harder to see. This is countershading.