Neco 2024 Agricultural Science Question 29
Practice objective / multiple choice question 29 from the 2024 Neco Agricultural Science examination.
A survey of 200 randomly selected maize plants in a 2 ha field found 30 plants showing leaf‑blight symptoms typical of Helminthosporium leaf blight. Laboratory analysis confirms that 80 % of the symptomatic plants are actually infected with the pathogen. Assuming the sample is representative, estimate the disease incidence (percentage of plants infected) in the whole field.
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About This Question
This is Neco 2024 Agricultural Science Question 29. It is one of the objective questions from the 2024 Neco Agricultural Science examination.
Difficulty level: Medium .
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