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.
Maize is a very important crop because apart from serving as a staple, it
Is ploughed into the soil to increase fertility
Can be processes into corn flakes
Forms the base of most livestock feeds
Is used for producing germ oil
Correct answer is C
Most livestock feed on maize and their feed contains about 40% of maize which is a source of carbohydrate.
Bind the soil particles together through their roots
Increase the nitrogen content of soils
Aid in improving the soil organic matter content
Reduce the soil microbial population
Correct answer is D
Leguminous cover cropping helps to prevent erosion , supply nitrogen etc but does not have a negative effect on soil microbial population.
Improvement of yam through breeding is difficult because
It possesses no sexual reproductive system
Naturally growing types have to be used
Its rapid multiplication is very difficult
Its genes do not segregate
Correct answer is A
Yam does not have any sexual reproductive system
Smut disease of cereals is caused by a
Bacterium
Fungus
Protozoan
Nematode
Correct answer is B
The smuts are multicellular fungi characterized by their large numbers of teliospores.
The most common grazing system in West Africa is
Continuous grazing
Rotational grazing
Deferred grazing
Zero grazing
Correct answer is B
Rotational grazing is the process whereby livestock are moved to portions of the pasture, called paddocks, while the other portions rest.