Waec Model Questions Vol1 2021 Agricultural Science Question 17

Practice objective / multiple choice question 17 from the 2021 Waec Model Questions Vol1 Agricultural Science examination.

Waec Model Questions Vol1 2021 Agricultural Science Objective / Multiple Choice Medium Difficulty
Question 17 WAEC_MODEL_QUESTIONS_VOL1 • 2021 • AGRICULTURAL_SCIENCE • objective

A maize field yields 5 t ha⁻¹. Each fall armyworm larva destroys 0.02 kg of grain per plant. The market price of maize is ₦150 per kg and the cost of applying an insecticide is ₦12,000 per hectare. Determine the economic injury level (EIL), i.e., the number of larvae per hectare at which the cost of control equals the loss avoided.

Answer Options

Correct Answer A. 4000 larvae per hectare
B. 6000 larvae per hectare
C. 2500 larvae per hectare
D. 5000 larvae per hectare
Correct Answer
A
Correct Option:
4000 larvae per hectare

About This Question

This is Waec Model Questions Vol1 2021 Agricultural Science Question 17. It is one of the objective questions from the 2021 Waec Model Questions Vol1 Agricultural Science examination.

Difficulty level: Medium .

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