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 1

waec 2024

Which of the scientists were involved in the study of evolution?

Scientist Famous work

I. Charles Darwin → Preservation of some food with heat

II. Gregor Mendel → Natural selection

III. Jean Baptiste Lamarck → Inheritance of acquired characteristics

IV. Louis Pasteur → Independent assortment of genes.

AI and III

BII and III

CI, II and IV

DII. III and IV

View Explanation & Discuss

Question 2

waec 2024

In a test, a student paired some scientists with their famous work as shown below. Use it to answer questions 49 and 50.

Scientist Famous work

I. Charles Darwin → Preservation of some food with heat

II. Gregor Mendel → Natural selection

III. Jean Baptiste Lamarck → Inheritance of acquired characteristics

IV. Louis Pasteur → Independent assortment of genes.

The Scientists that are not correctly paired with their famous work are

AI and II only

BII and III only

CI, II and IV.

DII, III and IV.

View Explanation & Discuss

Question 3

waec 2024

Which type of breeding is represented by industrial melanism in peppered moths?

AArtificial selection

BNatural selection

CInbreeding

DOutbreeding

View Explanation & Discuss

Question 4

waec 2024

The male and female gametes which bear genes for inheritance in plants are located in the

Aanthers and petals

Bsepals and petals

Cstamens and pistils

Dstamens and petals

View Explanation & Discuss

Question 5

waec 2024

Mutation leads to evolution because it

Akills all organisms where it has occurred.

Bgives rise to offspring having same characteristics as the parents

Cdoes not confer adaptability to the offspring

Dgives rise to new individuals that differ from their parents

View Explanation & Discuss

Question 6

waec 2024

The physical appearance of an organism is described as its

Aphenotype

Bgenotype

Callele

Dchromosome

View Explanation & Discuss

Question 7

waec 2024

Which of the following statements is correct about the cross?

ABoth parents are heterozygous

BThe male is not heterozygous

CThe female is homozygous

DBoth parents are homozygous

View Explanation & Discuss

Question 8

waec 2024

The diagram above is an illustration of genetic cross between two parents. The parental gametes I, II, III and IV gave rise to the offspring below. Study it and answer questions 43 and 44.

Gametes I, II, III and IV, respectively are

AT,T,T and t

BT, t, t, and t

CT, T, t and t

DT, t, T and t

View Explanation & Discuss

Question 9

waec 2024

A woman with blood group A gives birth to a child with blood group O. Which of the following blood groups cannot belong to the father?

CAB

View Explanation & Discuss

Question 10

waec 2024

Which of the following statements is correct about the ABO blood group system?

AAntigens are located on the surface of white blood cells

BAntibodies are located in the blood plasma

CAntibodies are located on the surface of the red blood cells

DAntigens are located in the blood plasma

View Explanation & Discuss

Question 11

waec 2024

Which of the following traits is not inheritable? Ability to

Ataste P.T.C

Broll the tongue

Cmove the ear

Droll the eyeball

View Explanation & Discuss

Question 12

waec 2024

An individual found a strange bird that is tagged as an endangered specie. What should the individual do?

AKill it

BTake it to an aquatic environment

CReturn it to its natural habitat

DSell it at a very high price

View Explanation & Discuss

Question 13

waec 2024

The two sources of energy that would mostly lead to pollution in the community are

Asolar and kerosene

Bcoal and wind

Ckerosene and coal

Dsolar and wind

View Explanation & Discuss

Question 14

waec 2024

The bar chart above shows the data of sources of energy used for cooking in a community. Study it and answer questions 37 and 38.

The source of energy that is mostly used in the community is

Asolar

BKerosene

Ccoal

Dwind

View Explanation & Discuss

Question 15

waec 2024

A farmer planted many seeds on a small piece of land. The plants that germinated are as shown above.

Which of the following effects would not be observed among the population of the plants?

ARise in disease condition

BDeath

CMutualistic relationship

DCompetition

View Explanation & Discuss

Question 16

waec 2024

The phenomenon by which a farmland that is left to fallow for several years develops into a forest is called

ASuccession

Bafforestation

Cpopulation

Dcolonization

View Explanation & Discuss

Question 17

waec 2024

An environmental problem caused by Sulphur (IV) oxide is

Aacid rain

Bdeforestation

Cglobal warming

DErosion

View Explanation & Discuss

Question 18

waec 2024

Habitats of the organisms respectively are

Ariver and stream

Brainforest and stream

Cpond and leaf litter

Dgarden and desert

View Explanation & Discuss

Question 19

waec 2024

The diagrams above are the illustrations of organisms from different habitat. Study them and answer questions 32 and 33.

The structures labelled I are for

ACamouflage

BChemical offence

CPhysical defence

DMimicry

View Explanation & Discuss

Question 20

waec 2024

Which of the following gases is released during the decomposition of organic matter?

ACarbon(II) oxide

BSulphur (IV) oxide

CHydrogen Sulphide

DNitrous oxide

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