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

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

2,572 questions

Question 1 of 20 2,572 total questions

Question 1141

jamb 1983

The path taken by glucose from the ileum to the heart is

AIleum →hepatic portal vein →hepatic artery → vena cava → heart

BIleum → hepatic portal artery →hepatic artery → vena cava → heart

CIleum → hepatic portal vein → vena cava → heart

DIleum → hepatic vein → vena cava → heart

EIleum → hepatic portal vein → hepatic vein → vena cava → heart

View Explanation & Discuss

Question 1142

jamb 1983

What is the genetic ratio of the F2 generation if members of F generation are allowed to self-pollinate?

A1 tall : 3 short

B3 tall : 1 short

C1 tall : 1 short

D4 short : 0 tall

E4 tall : 0 short

View Explanation & Discuss

Question 1143

jamb 1983

Urea is produced in the

ALiver

BBladder

CSpleen

DKidneys

EGall bladder

View Explanation & Discuss

Question 1144

jamb 1983

When spirogyra cell is immersed in a salt solution more concentrated than its cell sap, it

ARemains unchanged

BTakes up water an burst

CAbsorbs a little water

DLoses water and shrivels

EBecomes turgid

View Explanation & Discuss

Question 1145

jamb 1983

Which of the following statements about the dentition of man is INCORRECT ? man has

AMore molars than incisors

BNo diastema

CThe same number of teeth on upper and lower jaw

DA total of thirty-two teeth

EA total of six molars

View Explanation & Discuss

Question 1146

jamb 1983

‘Jointed skeleton’ is absent in the

ACockroach

BSpider

CMillipede

DSnail

EDragon fly

View Explanation & Discuss

Question 1147

jamb 1983

Which of the following statements about the rate of transpiration is INCORRECT? It is

ADependent on temperature

BAffected by changes in light intensity

CUnaffected by humidity

DDependent on air movement

EAffected by availability of water

View Explanation & Discuss

Question 1148

jamb 1983

In rhizopus carbohydrate is stored in the form of

AGlucose

BParamylon

CGlycogen

DStarch

EOil

View Explanation & Discuss

Question 1149

jamb 1983

Which sequence represents the correct order of organisms un a food chain? 1. Toad 2. Mucuna 3. Grasshopper 4. Snake 5. Hawk

A5 → 4 → 1 → 3 → 2

B1 → 2 → 3 → 4 → 5

C2 → 1 → 3 → 4 → 5

D2 → 3 →1 → 5 →4

E2 → 3 → 1 → 4 → 5

View Explanation & Discuss

Question 1150

jamb 1983

Which of the following is NOT a characteristic of monocot plants?

AOccurrence of secondary thickening

BParallel venation

CScattered vascular bundles

DFloral parts arranged in threes

EPerianth is usually insignificant

View Explanation & Discuss

Question 1151

jamb 1983

Which of the following instruments is used for determining turbidity of water?

AThermometer

Bsecchi disc

Crain guage

DHydrometer

EWind vane

View Explanation & Discuss

Question 1152

jamb 1983

The function of the ossicles (malleus, incus and stapes) in the mammalian ear is

ATransmission of vibrations

BRegulation of pressure

CSupport of the inner ear

DMaintenance of balance during motion

ESecretion of oil

View Explanation & Discuss

Question 1153

jamb 1983

The tuber cassava is NOT a stem tuber because it

AIs distended with food reserve

BHas an aerial shoot portion

CHas other structure that could be called root

DLacks axillary buds

EHas a bark over its stored food

View Explanation & Discuss

Question 1154

jamb 1983

In a positive phototropic response of a coleoptile, the region of greatest curvature is brought about by the

Amovement of auxins away from the region of curvature

Beven distribution of auxins in all parts of the coleoptile

Cinhibition of growth by auxins in the region f smaller curvature

Dconcentration of auxins in the region of curvature

Eabsence of auxins in the coleoptile

View Explanation & Discuss

Question 1155

jamb 1983

Which of the following statements on the mammalian circulatory system is NOT true?

ABlood in the pulimonary artery is richer in oxygen content than blood in the pulmonary vein

BThe blood in the hepatic portal vein is the richest in food substance

CBlood flow is controlled by valves in the veins

DArteries are generally thicker and larger than veins

EFibrin helps in the formation of blood clot

View Explanation & Discuss

Question 1156

jamb 1983

Which of the following represents the evolutionary sequence in these plants? 1. Flowering plants 2. Ferns 3. Mosses 4. Algae 5. Conifers

A2 → 1 → 4 → 3 → 5

B5 → 4 → 3 → 2 → 1

C2 → 4 → 5 → 1 →3

D3 → 2 → 4 → 5 → 1

E4 → 3 → 2 → 5 → 1

View Explanation & Discuss

Question 1157

jamb 1983

which of the following diseases could be exclusively associated with river basin?

AMalaria

BSyphilis

COnchocerciasis

DCholera

EPoliomyelitis

View Explanation & Discuss

Question 1158

jamb 1983

Starting from the skull end the vertebrate are arranged in the following order

Aaxis, atlas, cervical, thoracic and lumber

Batls, cervical, axis, thoracic and lumber

Catlas, axis, thoracic, cervical and lumber

Datlas, axis, cervical, thoracic and lumber

Eatlas, thoracic, cervical, axis and lumber

View Explanation & Discuss

Question 1159

jamb 1983

which of these worms is beneficial to man?

AHookworm

BTapeworm

CRoundworm

DEarthworm

EGuinea worm

View Explanation & Discuss

Question 1160

jamb 1983

Which of the following statements is NOT true of insectivorous plants?

AThey obtain part of their food by trapping and feeding on insects

BThey attract insects simply because of pollination

CThay can grow in soils poor in nitrogenous salts

DThey can supplement their nitrgen supply by feeding on insects

EExample include butterworts, sundews and pitcher plants

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