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.
Which one of these is not an advantage of Newspaper as agricultural extension teaching methods?
It is restricted to only few literate farmer
The pictures they often carry serves as useful teaching aids
They are less expensive
They can also be used in areas where there is no electricity
Correct answer is A
Newspaper can only be read by the literate farmers and majority of the farmers are ILLITERATE.
The following are the advantages of the sprinkler method of irrigation except
The system can be made automatic
They are portable making them suitable for use
Rate of application of irrigation water can be controlled
The method may be difficult for local farmers to use
Correct answer is D
The sprinkler system is automatic, portable and can easily be controlled, so it is NOT difficult for local farmers to use.
The parent material of a soil is formed from the disintegration of
Sand
Silt
Gravel
Rock
Correct answer is D
Parent materials are the weathered rock or sediment from which the soil was formed.
Rock degradation
Weathering
Erosion
Oxidation
Correct answer is B
Weathering is the process whereby rocks are broken down into small particles through factors such as rainfall, erosion etc.
2.47kg
4.69kg
7.35kg
12.3kg
Correct answer is B
If 1kg manure = 0.32kg of phosphorus
xkg manure = 1.5kg of phosphorus
(Cross multiply)
| x | = | 1.5
0.32 |
= | 4.69kg | of | manure |