Waec Model Questions Vol1 2021 Agricultural Science Question 8

Practice objective / multiple choice question 8 from the 2021 Waec Model Questions Vol1 Agricultural Science examination.

Waec Model Questions Vol1 2021 Agricultural Science Objective / Multiple Choice Medium Difficulty
Question 8 WAEC_MODEL_QUESTIONS_VOL1 • 2021 • AGRICULTURAL_SCIENCE • objective

A farmer wants to mix two pesticides, A and B, for a field. The recommended doses are 2 L ha⁻¹ for A and 1.5 L ha⁻¹ for B. Because of a synergistic effect, the total volume can be reduced by 20 % while keeping the same efficacy, but the mixture must retain the volume ratio A : B = 4 : 3. What volume of each pesticide should be applied per hectare?

Answer Options

Correct Answer A. 1.6 L/ha of A and 1.2 L/ha of B
B. 1.8 L/ha of A and 1.35 L/ha of B
C. 1.2 L/ha of A and 1.6 L/ha of B
D. 2.0 L/ha of A and 1.5 L/ha of B
Correct Answer
A
Correct Option:
1.6 L/ha of A and 1.2 L/ha of B

About This Question

This is Waec Model Questions Vol1 2021 Agricultural Science Question 8. It is one of the objective questions from the 2021 Waec Model Questions Vol1 Agricultural Science examination.

Difficulty level: Medium .

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