Waec Model Questions Vol1 2021 Agricultural Science Question 44

Practice objective / multiple choice question 44 from the 2021 Waec Model Questions Vol1 Agricultural Science examination.

Waec Model Questions Vol1 2021 Agricultural Science Objective / Multiple Choice Easy Difficulty
Question 44 WAEC_MODEL_QUESTIONS_VOL1 • 2021 • AGRICULTURAL_SCIENCE • objective

A soil sample has a pH of 5.2. Classify the soil acidity and recommend a liming material and the amount (kg ha⁻¹) required to raise the pH to 6.5, given that 1 ton of calcium carbonate raises the pH of 1 ha by 0.5 units.

Answer Options

A. Slightly acidic; apply 2,600 kg ha⁻¹ of calcium carbonate
Correct Answer B. Strongly acidic; apply 2,600 kg ha⁻¹ of calcium carbonate
C. Moderately acidic; apply 1,300 kg ha⁻¹ of calcium carbonate
D. Strongly acidic; apply 3,900 kg ha⁻¹ of calcium carbonate
Correct Answer
B
Correct Option:
Strongly acidic; apply 2,600 kg ha⁻¹ of calcium carbonate

About This Question

This is Waec Model Questions Vol1 2021 Agricultural Science Question 44. It is one of the objective questions from the 2021 Waec Model Questions Vol1 Agricultural Science examination.

Difficulty level: Easy .

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