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.
Biotite
Quartz
Mica
Granite
Correct answer is B
Quartz is an abundant soil mineral ,It occurs in a variety of forms, both crystalline(in granite) and amorphous(in sandstone).
In ponds, fish is usually caught with the following except
Pollution
Hook and line
Fish trap
Cast net
Correct answer is A
Pollution is the contamination of the environment by releasing harmful substance into it.
The following steps are necessary when establishing a fish pond except
Moisture
Site selection
General survey
Clearing and stumping of site
Correct answer is A
STEPS IN ESTABLISHING FISH POND
-Site selection: This involves the choice of best site based on necessary conditions like, a piece of land through which a perennial stream flows.
-General survey: Detailed survey of the chosen site should be carried out, especially by extension workers.
-Clearing and stumping of site: This involves removal of trash, cutting of trees and removal of stumps.
-Construction of dam: This is usually constructed across the stream. Clay soil should be used for dam construction because of its ability to hold water.
Moisture is not needed.
The damage to the stem of maize plants resulting in hollowness and lodging is most likely caused by
Rodents
Grasscutters
Stem borers
Weevils
Correct answer is C
A stemborer (stem borer) is any insect larva, or arthropod, that bores into plant stems.
Fishing methods involves the use of the following different techniques or equipments except
Netting
Trapping
Hooks and Lines
Poisoning
Correct answer is D
Poisoning is the introduction of harmful substance into organisms which can kill them.