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Agricultural Science Past Questions


Agricultural science looks at the science or practice of farming, including cultivation of the soil for the growing of crops and the rearing of animals to provide food, wool, and other products. 

Study the following Agricultural science past questions and answers for JAMB, WAEC, NECO and Post UTME. Prepare yourself with official past questions and answers for your upcoming examinations.

JAMB Syllabus for Agricultural Science


Exam Body:

Correct answers are highlighted in green.

Question 1

agric-plough

The diagram above shows parts of a plough.
Study it and answer this question.

The part labelled I in the diagram is the

Options

A) hitch

B) handle

C) ploughshare

D) mouldboard

Exam Body: WAEC

Explanation:

plough

In agriculture, a plough is a tool or farm implement used in farming for initial cultivation of soil in preparation for sowing seed or planting to loosen or turn the soil.

A ridging plough is used for crops, such as potatoes or scallions, which are grown buried in ridges of soil using a technique called ridging or hilling. A ridging plough has two mouldboards facing away from each other, cutting a deep furrow on each pass, with high ridges either side.

Explanation provided by Nigerian Scholars

Question 2

agric-plough

The diagram above shows parts of a plough.
Study it and answer this question.

The part labelled II is the

Options

A) wheel

B) ploughshare

C) handle

D) mouldboard

Exam Body: WAEC

Explanation:

plough

In agriculture, according to Wikipedia, a plough is a tool or farm implement used in farming for initial cultivation of soil in preparation for sowing seed or planting to loosen or turn the soil.

A ploughshare is a component of a plough. It is the cutting or leading edge of a mouldboard which closely follows the coulter (one or more ground-breaking spikes) when plowing.

Explanation provided by Nigerian Scholars

Question 3

agric-plough

The diagram above shows parts of a plough.
Study it and answer this question.

Which of the following functions is not associated with the part labelled I?

Options

A) Inverting of furrow slice

B) Cutting through soil

C) Pulverizing of the slice in some ploughs

D) Enabling the plough to roll over obstacles

Exam Body: WAEC

Explanation:

plough

In agriculture, a plough is a tool or farm implement used in farming for initial cultivation of soil in preparation for sowing seed or planting to loosen or turn the soil.

A ridging plough is used for crops, such as potatoes or scallions, which are grown buried in ridges of soil using a technique called ridging or hilling. A ridging plough has two mouldboards facing away from each other, cutting a deep furrow on each pass, with high ridges either side.

Explanation provided by Nigerian Scholars

Question 4

agric-plough

The diagram above shows parts of a plough.
Study it and answer this question.

The function of the part labeled II is that it

Options

A) makes vertical cuts

B) makes horizontal cuts

C) inverts the furrow slice

D) removes mud that clings to the disc

Exam Body: WAEC

Explanation:

plough

In agriculture, according to Wikipedia, a plough is a tool or farm implement used in farming for initial cultivation of soil in preparation for sowing seed or planting to loosen or turn the soil.

A ploughshare is a component of a plough. It is the cutting or leading edge of a mouldboard which closely follows the coulter (one or more ground-breaking spikes) when plowing.

Explanation provided by Nigerian Scholars

Question 5

A farmer bought a farm implement for ₦12,500 in 2007 . At the end of the fourth year he sold if for ₦4,300. Use information to answer the question.

The annual depreciation of the implement is

Options

A) ₦4,300

B) ₦3,125

C) ₦2,050

D) ₦1075

Exam Body: WAEC


Question 6

Which of the following equipment is a farm implement?

Options

A) Dryer

B) Sheller

C) Mower

D) Mistblower

Exam Body: WAEC

Question 7

A periodic maintenance activity carried out using a farm tractor is

Options

A) Checking of radiator water

B) Checking of lyre pressure

C) Changing of engine oil

D) Cleaning after use

Exam Body: WAEC

Question 8

Which of the following sources of farm power is most verstile in West Africa?

Options

A) Biogas

B) Animal

C) Wind

D) Water

Exam Body: WAEC

Question 9

Farm mechanization does not

Options

A) involve the use of motorized equipment

B) Require much capital

C) Promote employment

D) Involve the use of heavy machinery

Exam Body: WAEC

Question 10

Farm surveying equipment include the following except

Options

A) Abney level

B) Compass

C) Gunter's chain

D) Spade

Exam Body: WAEC