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 of the following processes is not used in rice processing?
Threshing
Winnowing
Parboiling
Fermentation
Correct answer is D
Fermentation is the breakdown of a substance by bacteria, yeasts or other microorganisms typically invovolving effervescence and the giving off of heat. Threshing, Winnowing and perboiling are used in rice processing.
The following problems are usually associated with subsistence agriculture except
Family labour supply is unreliable
Simple tools are used
It requires a large area of land
No surplus for sale
Correct answer is C
The practice of commercial agriculture requires several hectares of land to operate successfully.
This is the removal of unwanted plants on the farm
Weeding
Thinning
Mulching
Supplying
Correct answer is A
Weeding is the removal of unwanted plants (weeds) from the farm. It can be done with the aid of cutlass and hoes or by spraying herbicide. It is done for the following reasons:
-To avoid competition for nutrients, moisture, sunlight and space between crops and weed.
-To prevent the buildup of pest and pathogens.
Some seeds are raised in the nursery because
The seedlings are weak
The seedling are green
The seedlings love the nursery
So that they can get enough sunshine
Correct answer is A
The seedlings are weak and may not survive in field. They require protection from sunlight and rainfall.
Which of the following methods of storage is used for grains?
Barns
Cribs
Silos
Refrigerators
Correct answer is C
Silos is a tall round metal tower or pit on a farm used to store grain