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Agricultural Science Past Questions

Study and practice Agricultural Science past questions with answers and detailed explanations. Then test your knowledge using our interactive CBT practice platform and prepare confidently for your upcoming examinations.

2,683 questions JAMB 628 WAEC 2054 CUSTOM 1

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Past Questions

2,683 questions

Question 1 of 20 2,683 total questions

Question 1001

waec 2000

The practice of cutting only matured forest trees and allowing other young ones to grow is known as

Aregeneration

Bafforestation

Cdeforestation

Dselectiv exploitation

View Explanation & Discuss

Question 1002

waec 2000

In a laboratory analysis of maize grains, the following results were obtained:I. the dry matter content of 80 percent made up of 30.0 parts carbohydrate,3.3 parts ash, 13.8 parts fibre and 1.7 parts protein. II. the remainder of the dry matter is oil. What is the percentage of oil in the dry matter?

A31.2

B39.0

C48.8

D64.0

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Question 1003

waec 2000

When sugarcane is allowed to flower before harvesting, the

Asucrose content is reduced

Bpith is formed

Ctissue will turn red

Dcane will rot

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Question 1004

waec 2000

Legumes that produce edible seeds are called

Apulses

Bspices

Cgrains

Dcereals

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Question 1005

waec 2000

Cotton can thrive well in the mangrove areas if

Aappropriate fertilizer is applied to the soil

Bsunshine is lower in intensity

Cland is sufficiently drained

Dwhite flies are controlled

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Question 1006

waec 2000

The amount of planting material needed for a given area of land is known as

Aseed rate

Bplant population

Cseed volume

Dplant density

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Question 1007

waec 2000

Which of the following is a function of the hopper of a grain sheller?

Arubbing cobs against one another

Breceiving maize cobs to be shelled

Cseparating chaff from the grains

Ddrying shelled maize grains

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Question 1008

waec 2000

The major advantage of human power over all other sources of power is man's

Anormal power output of 75 watts per day

Bability to work in any climatic condition

Cintelligence to control work

Dstrength when at work

View Explanation & Discuss

Question 1009

waec 2000

Which of the following is the correct trend in the historical development of power on the farm?

Aanimal power-man power-mechanical power

Bman power-animal power-mechanical power

Cman power-mechanical power-animal power

Danimal power-mechanical power-man power

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Question 1010

waec 2000

If 200kg of NPK fertilizer is required for an hectare of maize farm, calculate the amount of the fertilizer required for 15 hectares of maize farm.

A600 kg

B2,000 kg

C3,000 kg

D6,000 kg

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Question 1011

waec 2000

Wood ash and oil palm bunches are rich sources of

Apotassium

Bnitrogen

Cmolybdenum

Dsulphur

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Question 1012

waec 2000

In the nitrogen cycle,nitrosomonas and nitrobacter are responsible for

Aammonification

Bnitrification

Cdentrification

Dnitrogen reduction

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Question 1013

waec 2000

A farmer who applies gypsum on his farmland intends to

Adecrease soil acidity

Bincrease soil acidity

Cdecrease soil alkalinity

Dincrease soil alkalinity

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Question 1014

waec 2000

Which of the following soil characteristics is constant?

Amoisture content

Btexture

Cstructure

Dmineral matter content

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Question 1015

waec 2000

The most important factor affecting the rate of erosion is the

Aamount of organic matter in the soil

Bslope of the land

Ccomposition of soil

Damount of rainfall

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Question 1016

waec 2000

Which of the following is not an example of metamorphic rock?

Agranite

Bgneiss

Cschist

Dquartzite

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Question 1017

waec 2000

The equatorial rain forest belt is not usually used for cattle production because of the

Alow relative humidity

Babsence of natural grasslands

Cincidence of tse-tse flies

Ddense vegetative growth

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Question 1018

waec 2000

The main aim of establishing game reserves is to

Aprevent rare species of wild animals from extinction

Bgenerate income

Cprovide employment

Ddiscourage poaching

View Explanation & Discuss

Question 1019

waec 2000

Agricultural uses of land include

Asilviculture

Bmining

Chousing

Dtransportation

View Explanation & Discuss

Question 1020

waec 2000

Government agricultural policies include the following except

Aincreasing the production of food crops and animals

Bincreasing the efficiency of production of export crops

Csupplying raw materials for use in local industries

Dincreasing the number of peasant farmers

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