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 10 50 total questions

Question 21

jamb 1992

An onion is a bulb because it

Ahas a tuberous stem

Bhas a reduced stem and thick fleshy leaves

Chas adventitous roots

Dbears many buds at the nodes

View Explanation & Discuss

Question 22

jamb 1992

Which of the following insects undergoes incomplete metamorphosis?

AMosquito

BTermite

CHousefly

DMoth

View Explanation & Discuss

Question 23

jamb 1992

The structure labelled Y is the

Afood vacuole

Bnucleolous

Cmacronucleus

Dcontractile vacuole

View Explanation & Discuss

Question 24

jamb 1992

The structure labelled X is used by the organism in the same way as man uses his?

Aoesophagus

Btrachea

Cstomach

Dintestine

View Explanation & Discuss

Question 25

jamb 1992

The flowering period of plants in a habitat is determined by the

Aduration of sunlight

Bintensity and duration of rainfall

Crelative humidity of the atmosphere

Dtemperature of the habitat

View Explanation & Discuss

Question 26

jamb 1992

The essential structural difference between hydra and tapeworm is that while Hydra

Ahas tentacles, tapeworm is parasitic

Bis diploblastic, tapeworm is triplobastic

Chas a mouth, tapeworm feeds by suckers

Dhas mesoderm, tapeworm has mesogloea

View Explanation & Discuss

Question 27

jamb 1992

A major difference between platyhelminthees and coelenterates is that platyhelminthes

Aare multicellular

Bhave developed a mesoderm

Creproduce sexually

Dreproduce asexually

View Explanation & Discuss

Question 28

jamb 1992

Which of the following correctly summarizes the life cycle of fern plant?

ASpore → prothallus → thallus → sporangium

BMale and female gamentangia → zygospores → sporangium → spores

CSpore → thallus → spermatozoa + ovum → sporangium

DProthallus → spermatozoid → +egg cell → leafy plant → sporangium → spore

View Explanation & Discuss

Question 29

jamb 1992

A tissue can best be defined as

Aan aggregate of similar cells

Ban aggregate of cells performing a similar function

Can aggregate of similar cells performing the same function

Da mixture of different cells types performing the same function

View Explanation & Discuss

Question 30

jamb 1992

The organelle involved in tissue respiration is the

Aendoplasmic reticulum

Bribosome

Cgolgi body

Dmitochondrion

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