WAEC Agricultural Science 2021 Question 16

Question 16

Soil Properties

In an experiment to determine the percentage of organic matter in a soil sample, the following data was collected: weight of oven-dried soil before burning = 50g. Weight of oven-dried soil after burning = 28g
Determine the percentage of organic matter in the soil.

A.22%
B.44%
C.56%
D.60%

Show the answer and explanation

Answer: B (44%)

Explanation

22 ÷ 50 × 100 = 44%.