Neco 2017 Geography Question 40
Practice objective / multiple choice question 40 from the 2017 Neco Geography examination.
A soil sample contains 30 % sand, 45 % silt and 25 % clay (by weight). Using the USDA soil‑texture triangle, identify the soil‑texture class. For this class the field capacity is approximately 0.30 m\(^3\) m\(^{-3}\) and the wilting point is 0.12 m\(^3\) m\(^{-3}\). Assuming a bulk density of 1.3 g cm\(^{-3}\), calculate the available water capacity (AWC) in millimetres for a 1 m depth of soil.
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About This Question
This is Neco 2017 Geography Question 40. It is one of the objective questions from the 2017 Neco Geography examination.
Difficulty level: Medium .
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