passwella.
Menu

WAEC Biology 2025 Question 25

Question 25

Population Ecology

What is the population density of Ageratum sp. of frequency 1,850 on a land area measuring 100m2?

  1. A.0.50/m2
  2. B.0.05/m2
  3. C.18.50/m2
  4. D.18.05/m2
Show the answer and explanation

Answer: C (18.50/m2)

Explanation

Population density = number ÷ area = 1,850 ÷ 100 m2 = 18.50 per m2.