Neco 2019 Geography Question 30

Practice objective / multiple choice question 30 from the 2019 Neco Geography examination.

Neco 2019 Geography Objective / Multiple Choice Medium Difficulty

Question 30 NECO • 2019 • GEOGRAPHY • objective

A soil layer has a bulk density of \(1.4\ \text{g cm}^{-3}\) and a porosity of 45 %. Its water content at field capacity is \(0.30\ \text{g g}^{-1}\) and at wilting point \(0.15\ \text{g g}^{-1}\). For a field of 1 ha plowed to a depth of 15 cm, calculate (i) the total volume of water (in cubic metres) stored at field capacity, and (ii) the amount of water (in millimetres of rainfall) that can be extracted by plants before the soil reaches wilting point.

A. (i) 540 m³; (ii) 27.0 mm

Correct Answer B. (i) 630 m³; (ii) 31.5 mm

C. (i) 450 m³; (ii) 22.5 mm

D. (i) 630 m³; (ii) 27.0 mm

Correct Answer

Correct Option:

(i) 630 m³; (ii) 31.5 mm

This is Neco 2019 Geography Question 30. It is one of the objective questions from the 2019 Neco Geography examination.

Difficulty level: Medium .

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