A mass of decayed plant and animal wastes processed in pits is referred to as
Green manure
Farmyard manure
Compost manure
Inorganic manure
Correct answer is C
No explanation has been provided for this answer.
What is the function of nitrosomonas bacteria in the nitrogen cycle?
Ammonification
Nitrification
Denitrification
Nitrogen fixation
Correct answer is A
No explanation has been provided for this answer.
Nutrient replenishment in soil can be enhanced by
Crop removal
Leaching
Erosion
crop rotation
Correct answer is D
No explanation has been provided for this answer.
The major factor affecting distribution of crops in West Africa is
Climate
Soil
Topography
Disease
Correct answer is A
No explanation has been provided for this answer.
Which of the following is not an effect of over-graing on soil?
Improvement of soil structure
Soil compaction
Exposure of soil to erosion
Depletion of soil nutrients
Correct answer is A
No explanation has been provided for this answer.