Neco Model Questions Vol1 2017 Geography Question 24
Practice objective / multiple choice question 24 from the 2017 Neco Model Questions Vol1 Geography examination.
A 5‑ha field has a soil pH of \(5.2\). The target pH is \(6.5\). To raise the pH, agricultural lime is applied. Each increase of \(0.1\) pH unit requires \(0.8\) tonnes of pure CaCO₃ per hectare. The lime available is 85 % CaCO₃ equivalent (CCE). How many tonnes of this lime should be spread over the whole field to reach the target pH?
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About This Question
This is Neco Model Questions Vol1 2017 Geography Question 24. It is one of the objective questions from the 2017 Neco Model Questions Vol1 Geography examination.
Difficulty level: Medium .
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