Waec Model Questions Vol1 2022 Geography Question 48
Practice objective / multiple choice question 48 from the 2022 Waec Model Questions Vol1 Geography examination.
A soil profile consists of two layers. The topsoil is 30 cm thick with a field capacity of 0.35 cm³/cm³ and a wilting point of 0.20 cm³/cm³. The subsoil is 40 cm thick with a field capacity of 0.30 cm³/cm³ and a wilting point of 0.15 cm³/cm³. A crop requires a total of 12 cm of available water in its root zone. Determine how many additional centimeters of a similar subsoil layer must be added to the profile so that the water requirement is met.
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About This Question
This is Waec Model Questions Vol1 2022 Geography Question 48. It is one of the objective questions from the 2022 Waec Model Questions Vol1 Geography examination.
Difficulty level: Medium .
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