Log In SignUp
Classroom

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.

57 questions JAMB 628 WAEC 2054 CUSTOM 1
Download PHP app Ask a Question Check Syllabus Past Question Videos Topic Video Lessons

Take a test

Custom CBT

Create and set up a CBT environment with your preferred subjects.

JAMB CBT Simulator

Practice JAMB CBT with real UTME past questions in CBT format.

WAEC CBT Practice 2026 Simulator

CB-WASSCE styled past question practice.

NECO CBT Practice 2026 Simulator

SSCE & GCE styled past question practice.

Past Questions

57 questions
All JAMB WAEC CUSTOM
All years 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988
Question 1 of 20 57 total questions
Question 11
waec 2000
The secretion of reproductive and growth hormone in animals is controlled by the
Aprostate gland
Bpituitary gland
Cadrenal gland
Dovary
View Explanation & Discuss
Question 12
waec 2000
The hormone responsible for milk let-down in cows is
Aoxytocin
Badrenaline
Coestrogen
Dprogesterone
View Explanation & Discuss
Question 13
waec 2000
Progesterone is secreted by the
Acorpus luteum
Bseminal vesicle
Ccowper's gland
Dtestes
View Explanation & Discuss
Question 14
waec 2000
The mosaic appearance on cassava leaves is caused by
Apests
Bbacteria
Cvirus
Dnematode
View Explanation & Discuss
Question 15
waec 2000
Smut diseases are often found on
Amaize
Bcassava
Ccowpea
Dgrapes
View Explanation & Discuss
Question 16
waec 2000
Which of the following is not a viral disease of crops?
Acocoa swollen shoot
Btobacco mosic
Ctomato leaf curl
Dbanana blight
View Explanation & Discuss
Question 17
waec 2000
Disease causing organisms are referred to as
Avectors
Bpathogens
Cpests
Dinsects
View Explanation & Discuss
Question 18
waec 2000
Which of the following groups of organisms cause the greatest damage to stored grains?
Ainsects
Bbirds
Cviruses
Dfungi
View Explanation & Discuss
Question 19
waec 2000
pennisetum purpureum is the botanical name for
Agamba grass
Bcarpet grass
Cbahama grass
Delephant grass
View Explanation & Discuss
Question 20
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 21
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
View Explanation & Discuss
Question 22
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
View Explanation & Discuss
Question 23
waec 2000
Legumes that produce edible seeds are called
Apulses
Bspices
Cgrains
Dcereals
View Explanation & Discuss
Question 24
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
View Explanation & Discuss
Question 25
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
View Explanation & Discuss
Question 26
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
View Explanation & Discuss
Question 27
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 28
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
View Explanation & Discuss
Question 29
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
View Explanation & Discuss
Question 30
waec 2000
Wood ash and oil palm bunches are rich sources of
Apotassium
Bnitrogen
Cmolybdenum
Dsulphur
View Explanation & Discuss
Question Navigator
Current
MathsFaculty