Waec Model Questions Vol1 2022 Agricultural Science Question 6

Practice objective / multiple choice question 6 from the 2022 Waec Model Questions Vol1 Agricultural Science examination.

Waec Model Questions Vol1 2022 Agricultural Science Objective / Multiple Choice Medium Difficulty
Question 6 WAEC_MODEL_QUESTIONS_VOL1 • 2022 • AGRICULTURAL_SCIENCE • objective

A farmer cultivates 2 ha of maize. Expected yield without disease is 5 t ha⁻¹. A fungal disease reduces yield by 5 % of the potential yield for every 10 % increase in disease incidence. After scouting, 30 % of the plants show symptoms. A fungicide reduces the observed incidence by 40 % and costs ₦12,000 per ha. The market price of maize is ₦150 per kg. Should the farmer apply the fungicide? State the decision and the net monetary gain or loss compared with not applying the fungicide.

Answer Options

A. Yes, the farmer should apply the fungicide; net gain of ₦45,000
B. No, the farmer should not apply the fungicide; net loss of ₦12,000
C. Yes, the farmer should apply the fungicide; net gain of ₦0
Correct Answer D. Yes, the farmer should apply the fungicide; net gain of ₦66,000
Correct Answer
D
Correct Option:
Yes, the farmer should apply the fungicide; net gain of ₦66,000

About This Question

This is Waec Model Questions Vol1 2022 Agricultural Science Question 6. It is one of the objective questions from the 2022 Waec Model Questions Vol1 Agricultural Science examination.

Difficulty level: Medium .

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