Waec Model Questions Vol1 2023 Agricultural Science Question 26
Practice objective / multiple choice question 26 from the 2023 Waec Model Questions Vol1 Agricultural Science examination.
A farmer rotates maize with a legume crop. The legume adds 25 kg of nitrogen per hectare to the soil, while the subsequent maize crop removes 180 kg of nitrogen per hectare. What is the net nitrogen balance (in kg N ha⁻¹) after the two crops?
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About This Question
This is Waec Model Questions Vol1 2023 Agricultural Science Question 26. It is one of the objective questions from the 2023 Waec Model Questions Vol1 Agricultural Science examination.
Difficulty level: Easy .
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