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Soil Water - Biology Jamb Past Questions and Answers

Biology Questions And Answers On Soil Water
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Biology Jamb Past Questions


Questions and Answers on Soil water

Question 1 :



Soil erosion CANNOT be controlled by

A. Planting cover crops
B. Contouring of sloping ground
C. Terracing of slopes
D. Laying of mulch
E. Burning of bush


Question 2 :



Mass of a crucible = 10g,
Mass of a crucible and soil before heating =29g
Mass of a crucible and soil after heating = 18g
From the information above, determine the percentage of water in the given soil sample?

A. 20%
B. 25%
C. 40%
D. 60%




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