Neco Model Questions Vol1 2017 Agricultural Science Question 4

Practice objective / multiple choice question 4 from the 2017 Neco Model Questions Vol1 Agricultural Science examination.

Neco Model Questions Vol1 2017 Agricultural Science Objective / Multiple Choice Medium Difficulty
Question 4 NECO_MODEL_QUESTIONS_VOL1 • 2017 • AGRICULTURAL_SCIENCE • objective

In a wheat field a rust disease can develop only when three conditions of the disease triangle are satisfied: a susceptible wheat variety, presence of urediniospore inoculum, and leaf wetness for at least 6 hours. In the current season the wheat variety is resistant, but inoculum is abundant and leaf wetness lasts 8 hours. Identify which component of the disease triangle is missing and recommend one integrated management practice to prevent the disease if a susceptible variety were planted next season.

Answer Options

A. Missing component: susceptible host. Integrated practice: increase fertilizer application and delay planting.
B. Missing component: leaf wetness. Integrated practice: apply irrigation to keep foliage dry and rotate crops.
Correct Answer C. Missing component: susceptible host. Integrated practice: use resistant varieties together with timely fungicide application and field sanitation.
D. Missing component: inoculum. Integrated practice: plant resistant varieties and apply soil solarization.
Correct Answer
C
Correct Option:
Missing component: susceptible host. Integrated practice: use resistant varieties together with timely fungicide application and field sanitation.

About This Question

This is Neco Model Questions Vol1 2017 Agricultural Science Question 4. It is one of the objective questions from the 2017 Neco Model Questions Vol1 Agricultural Science examination.

Difficulty level: Medium .

View More Neco Model Questions Vol1 2017 Agricultural Science Questions More Neco Model Questions Vol1 Practice Questions Back to Questions

Master the Exam!

You've seen a preview, but there are thousands more questions plus AI tutor to break down complex solutions.

Unlock Full Access Available for Android & Windows
Chat with Support