Gce Model Questions Vol1 2021 Geography Question 18

Practice objective / multiple choice question 18 from the 2021 Gce Model Questions Vol1 Geography examination.

Gce Model Questions Vol1 2021 Geography Objective / Multiple Choice Medium Difficulty
Question 18 GCE_MODEL_QUESTIONS_VOL1 • 2021 • GEOGRAPHY • objective

A field has a soil bulk density of \(1.4\ \text{g\,cm}^{-3}\) and a depth of \(0.60\ \text{m}\). The volumetric water content at field capacity is 0.30 and at the wilting point is 0.15. After a dry spell the soil moisture is at the wilting point. (a) How many millimetres of water must be applied to raise the soil moisture to field capacity? (b) What volume of water in cubic metres is required for a \(1\ \text{ha}\) (10 000 m²) field? Give answers to the nearest whole number.

Answer Options

A. 80 mm; 800 m³
Correct Answer B. 90 mm; 900 m³
C. 110 mm; 1100 m³
D. 95 mm; 950 m³
Correct Answer
B
Correct Option:
90 mm; 900 m³

About This Question

This is Gce Model Questions Vol1 2021 Geography Question 18. It is one of the objective questions from the 2021 Gce Model Questions Vol1 Geography examination.

Difficulty level: Medium .

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