Agricultural Science Questions and Answers
A comprehensive list of Agricultural science questions with answers to help you prepare for JAMB, WAEC, NECO, Post UTME exams.
A comprehensive list of Agricultural science questions with answers to help you prepare for JAMB, WAEC, NECO, Post UTME exams.
Sandy soil
Sandy-clay soil
Loamy soil
Silty-clay soil
Correct answer is C
Loamy soil; this is the best soil for planting, because it contains all types of soil in the right proportion and required nutrients for growth of plant.
The farm practices that does not have a very harmful effect on the soil is
Flooding
Crop rotation
Over grazing
Bush burning
Correct answer is B
Crop rotation is the practice of growing a series of dissimilar or different types of crops in the same area in sequenced seasons.
The type of soil formed is affected by the following factors except
Climate
Vegetation
Topography
Farming systems
Correct answer is D
All other options apart from farming systems affects the soil type, farming system only affects the soil texture.
Which of the following nutrient element is a micro-nutrient?
Calcium
Iron
Manganese
Boron
Correct answer is A
Calcium is a macro nutrient [nutrients required by plant in large quantity, while the rest are micro nutrients [nutrients required in small quantity].
A crop not requiring more than 750mm annual rainfall is most suitable for cultivation in
Rain forest
Sahel savanna
Sudan savanna
Guinea savanna
Correct answer is B
Sahel savanna plants/crops requires between 600 - 900mm of rainfall.