Neco 2023 Agricultural Science Question 20

Practice objective / multiple choice question 20 from the 2023 Neco Agricultural Science examination.

Neco 2023 Agricultural Science Objective / Multiple Choice Medium Difficulty
Question 20 NECO • 2023 • AGRICULTURAL_SCIENCE • objective

A tomato field has a planting density of 10 000 plants ha\(^{-1}\). Each plant normally yields 5 kg of tomatoes, sold at ₦200 kg\(^{-1}\). The whitefly pest reduces yield by 0.1 kg per pest per plant. A scouting survey records an average of 3 whiteflies per plant. A pesticide costs ₦150 ha\(^{-1}\) and reduces the pest population by 80 %. Should the farmer apply the pesticide, assuming the decision is based on whether the net economic benefit (avoided loss minus pesticide cost) is positive? Show all calculations.

Answer Options

Correct Answer A. Yes, the pesticide should be applied (net benefit positive)
B. No, the pesticide should be applied (net benefit positive)
C. Yes, the pesticide should be applied (net benefit zero)
D. No, the pesticide should not be applied (net benefit negative)
Correct Answer
A
Correct Option:
Yes, the pesticide should be applied (net benefit positive)

About This Question

This is Neco 2023 Agricultural Science Question 20. It is one of the objective questions from the 2023 Neco Agricultural Science examination.

Difficulty level: Medium .

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