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.

50 questions JAMB 2572 WAEC 2099 NECO 351 CUSTOM 10

Select subject

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

50 questions

Question 1 of 20 50 total questions

Question 11

jamb 1982

Any dry fruit which can break into several parts each containing one seed is a

Acapsule

Baggregrate fruit

Clegume

Dschizocarp

Efollicle

View Explanation & Discuss

Question 12

jamb 1982

External ears of mammals consist of

Apinna and tympanum

Bpinna only

Cauditory meatus only

Dauditory meatus and pinna

Eauditory meatus and tympanum

View Explanation & Discuss

Question 13

jamb 1982

Which of the following tissue are made up of dead cells?

AMeristematic

BXylem vessels

CCambium

DMesophyll

EPalisade

View Explanation & Discuss

Question 14

jamb 1982

when an operculate fish breathes it takes in water through the

Amouth and passes it out through the same way

Bmouth and passes it out through the operculum

Coperculum and passes it out through the mouth

Doperculum and passes it out through the nostrils

Enostrils and passes it out through the operculum

View Explanation & Discuss

Question 15

jamb 1982

Which of these statements is NOT true of insects?

AThey are anthropods

BTheir body is divide into three distinct regions of head, thorax and abdomen

CTheir thorax comprises three segments, only two of which bear a pair of appendages each

DRespiration is by means of trachea

EThey undergo metamorphosis

View Explanation & Discuss

Question 16

jamb 1982

The parts of the mammalian eye that strongly bend light rays are the

Acornea and the lens

Bcornea and aqueous humour

Ccornea and vitreous humour

Dlens and aqueous humour

Elens and vitreous humour

View Explanation & Discuss

Question 17

jamb 1982

In man, identical twins occur when

AAn ovum is fertilized by a sperm and then divide into two, each forming a separate embryo

Ban ovum fertilized by two sperms and then divides into two, each forming an embryo

Ctwo ova are fertilized at the same tine each forming an embryo

Dtwo ova are fertilized by a single sperm each forming an embryo after fertilization

Eone ovum first divides into two and each half is fertilized by a sperm before developing into an embryo

View Explanation & Discuss

Question 18

jamb 1982

ONE of the major causes of haemophilia is lack of

Afirbrinogen

Bamylase

Cwhite blood corpuscles

Dred blood corpuscles

Eplasma

View Explanation & Discuss

Question 19

jamb 1982

In the enzyme (amlyase) reactions of starch → sugar
starch is referred to as the

Asubstrate

Bproduct

Cenzyme

Denzyme-substrate complex

Ereaction mixture

View Explanation & Discuss

Question 20

jamb 1982

Treatment of a poor soil with lime supplies

ASulphur

BCalcium

CPhosphorus

DSodium

ENitrogen

View Explanation & Discuss

Question 21

jamb 1982

Refrigeration, as a method of preservation, has ONE of the following characteristics:

AKills all the bacteria

BKill most of the bacteria

CMakes the bacteria inactive

DDries food

EHydrolyses food

View Explanation & Discuss

Question 22

jamb 1982

Which of the vertebra has a projection called odontoid process?

AAtlas

BAxis

CThoracic

DLumber

ECaudal

View Explanation & Discuss

Question 23

jamb 1982

Which of the following pairs are the products of sucrose hydrolysis?

AGlucose + glucose

BFructose + fructose

CGlucose + fructose

DGalactose + glucose

EFructose + galactose

View Explanation & Discuss

Question 24

jamb 1982

The main function of the swim-bladder is for

ASwimming

BDetecting sound

CBuoyancy

DBreathing

EReproduction

View Explanation & Discuss

Question 25

jamb 1982

Roots of plants are normally

APositively phototropic

BNegatively geotropic

CNegatively hydrotropic

DPositively hydrotropic

ENegatively chemotropic

View Explanation & Discuss

Question 26

jamb 1982

An onion bulb stores its food in the

AStem

BLeaves

CRoots

DCotyledon

EBranches

View Explanation & Discuss

Question 27

jamb 1982

A grass hopper respires by the means of its

ALung-books

BGills

CLungs

DAntennae

ETracheal tubes

View Explanation & Discuss

Question 28

jamb 1982

A tapeworm has no alimentary canal because

AIt is autotrophic

BIt does not feed

CIt has no enzymes

DIts body absorbs digested food

EThe suckers on the scolex suck blood

View Explanation & Discuss

Question 29

jamb 1982

The glottis is the opening which leads to the

AOesophagus

BLarynx

CNostrils

DPharynx

EMouth

View Explanation & Discuss

Question 30

jamb 1982

If a 26 year old blind man married a young one-eyed woman and they had four children, how many of them would be blind like their father?

AAll

Enone

View Explanation & Discuss

Question Navigator

Current

Biology Past Questions

Take a test

Custom CBT

JAMB CBT Simulator

WAEC CBT Practice 2026 Simulator

NECO CBT Practice 2026 Simulator

Past Questions

Question Navigator

MathsFaculty