Soil can be drained by the use of the following except
Sprinklers
Channels
Gutters
Ditches
Porous pipes
Correct answer is A
No explanation has been provided for this answer.
Which of the following farm practices does not have a very harmful effect on the soil?
Crop rotation
Land clearing
Overgrazing
Flooding
Bush burning
Correct answer is A
No explanation has been provided for this answer.
Which of the following is the function of nitrosomonas in the nitrogen cycle?
Ammonification
Volatilization
Nitrification
Dentrification
Nitrogen fixation
Correct answer is C
No explanation has been provided for this answer.
The type of soil formed is affected by the following factors except
Farming systems
Climate
Vegetation
Topography
Parent material
Correct answer is A
No explanation has been provided for this answer.
Which of the following will not contribute to soil formation in Nigeria?
Carbonation
Oxidation
Temperature
Hydrolysis
Glaciation
Correct answer is E
No explanation has been provided for this answer.