Log In SignUp
Classroom

Biology Past Questions

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

2,572 questions JAMB 2572 WAEC 2099 NECO 351 CUSTOM 10
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

2,572 questions
All JAMB WAEC NECO 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 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978
Question 1 of 20 2,572 total questions
Question 1201
jamb 1981
A person whose blood can be donated to all other people, must have the blood group
AO
BAB
CB
DA
Enone of the above
View Explanation & Discuss
Question 1202
jamb 1981
Which of the following statement is NOT true of symbiosis?
ASymbionts must be living
BIt is an association of 'give and take'
CThe association may involve two plants
DAssociation between two similar species
ESymbionts derive mutual benefit
View Explanation & Discuss
Question 1203
jamb 1981

Normally any character shown by an organism is due to the effects of

Ahormones and chromosomes
Bchromosomes
Cmutation
Dhormones and genes
Egenes and environment
View Explanation & Discuss
Question 1204
jamb 1981
Accommodation of the human eye is best described as the
Aability to see distant objects
Bmovement of upper and lower eyelids
Cfocusing of near and distant objects
Dchanging of lens shape due to varying light intensities
Econstant adjustment of the iris
View Explanation & Discuss
Question 1205
jamb 1981
In a bakery, yeast is added to flour to make bread rise. This is possible because yeast produces
Aalcohol
Boxygen
Ccarbon dioxide
Denergy
Eethanol
View Explanation & Discuss
Question 1206
jamb 1981
All the following are digestive enzymes except
Abile
Blipase
Cmaltase
Dpepsin
Eptyalin
View Explanation & Discuss
Question 1207
jamb 1981
The two types of human tapeworm can be distinguished by the presence or absence of
Ascolex
Bhook
Chead
Dsucker
Eproglottis
View Explanation & Discuss
Question 1208
jamb 1981

What is name of the respiratory organ of the crab?

ATubules
BTrachaea
CSpiracles
DLungs
EGills
View Explanation & Discuss
Question 1209
jamb 1981
The rate of transpiration of a leafy shoot would be highest under
Adamp, cold, still air
Bdamp, warm, moving air
Cdry, warm, moving air
Ddry, cold, moving air
Edry, warm, still air
View Explanation & Discuss
Question 1210
jamb 1981

Milk protein is hydrolyzed by

Arenin
Bamylase
Clipase
Dlactase
Epepsin
View Explanation & Discuss
Question 1211
jamb 1981

Which of the following instruments is used to demonstrate the response of roots and shoots to gravity?

AClinostat
BManometer
CPorometer
DPotometer
EPhotometer
View Explanation & Discuss
Question 1212
jamb 1981
Spirogyra reproduces vegetatively by
Aspore production
Bfragmentation
Cmultiple fission
Dbudding
Ebinary fission
View Explanation & Discuss
Question 1213
jamb 1981
Which of the following is NOT a function of the liver?
ARegulation of blood sugar
BStorage of iron
CFormation of bile
DBreakdown of excess amino acids
EExcretion of urea from the blood
View Explanation & Discuss
Question 1214
jamb 1981
Choose the sequence which represents the correct order of organisms in a food chain.
AGrass, snake, toad, grasshopper, hawk
BGrass, grasshopper, toad, snake, hawk
CGrass, grasshopper, snake, toad, hawk
DGrass, snake, grasshopper, toad, hawk
EGrass, toad, snake, grasshopper, hawk
View Explanation & Discuss
Question 1215
jamb 1981
What is the function of the contractile vacuole in paramecium?
AProduces enzymes
BGets rid of excreta
CStores and digest food
DGets rid of excess water
EControls movement
View Explanation & Discuss
Question 1216
jamb 1981
The mushroom is an organism which feeds
Aparasitically
Bsaprophytically
Cholozoically
Dsymbiotically
Eautotrophically
View Explanation & Discuss
Question 1217
jamb 1981
Which of the following insects has an incomplete metamorphosis during its life circle?
AButterfly
BBee
CMosquito
DHouse-fly
EGrasshopper
View Explanation & Discuss
Question 1218
jamb 1981
The kind of teeth used for tearing food materials is the
Afang
Bcanine
Cpremolar
Dcarnassial
Eincisor
View Explanation & Discuss
Question 1219
jamb 1981
Which of the following is the dental formula of man?
Ai(2/2) c(0/1) pm(2/2) m(3/3)
Bi(2/2) c(1/1) pm(2/0) m(3/3)
Ci(2/2) c(1/1) pm(2/2) m(3/3)
Di(2/2) c(1/1) pm(3/3) m(2/2)
Ei(2/2) c(1/1) pm(2/3) m(3/3)
View Explanation & Discuss
Question 1220
jamb 1981
Where is the food stored in yam plant?
Astem
BBud
CAdventitous root
DLeaves
ETap root
View Explanation & Discuss
Question Navigator
Current
MathsFaculty