Neco Model Questions Vol1 2017 Agricultural Science Question 1

Practice objective / multiple choice question 1 from the 2017 Neco Model Questions Vol1 Agricultural Science examination.

Neco Model Questions Vol1 2017 Agricultural Science Objective / Multiple Choice Medium Difficulty
Question 1 NECO_MODEL_QUESTIONS_VOL1 • 2017 • AGRICULTURAL_SCIENCE • objective

A farmer has 1,200 maize plants. Initially 180 plants show symptoms of wilt disease. After applying a fungicide, only 30 plants remain infected. The fungicide costs N200 per hectare (field size = 1 ha). Each infected plant would otherwise lose a yield worth N150. Calculate (a) the percentage reduction in disease incidence, and (b) the net economic benefit of the treatment.

Answer Options

Correct Answer A. 83.33 % reduction; net economic benefit = N22,300
B. 90.00 % reduction; net economic benefit = N25,000
C. 85.00 % reduction; net economic benefit = N23,500
D. 78.57 % reduction; net economic benefit = N19,800
Correct Answer
A
Correct Option:
83.33 % reduction; net economic benefit = N22,300

About This Question

This is Neco Model Questions Vol1 2017 Agricultural Science Question 1. It is one of the objective questions from the 2017 Neco Model Questions Vol1 Agricultural Science examination.

Difficulty level: Medium .

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