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.

5,032 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

5,032 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 5,032 total questions
Question 101
waec 2024

The diagram above is an illustration of two plants P and Q. Arrows I, II and III illustrate the transfer of pollen grains among flowers of plants P and  Q. Studly it and answer questions 17 and 18.

The types of pollination illustrated as I,Il and III, respectively are 

Across, self and cross
Bself, self and cross
Cself, cross and self
Dself, cross and cross
View Explanation & Discuss
Question 102
waec 2024

The part labelled III is the 

Airis.
Bpupil
Csclera
Dcornea
View Explanation & Discuss
Question 103
waec 2024

The diagram above is an illustration of sense organ in humans. Study it and answer questions 15 and 16. 

The part that protects the organ is labelled 

AI
BII
CIII
DIV
View Explanation & Discuss
Question 104
waec 2024

The structures that contain grey matter and white matter are found in the 

Areproductive system.
Bnervous system.
Crespiratory system.
Ddigestive system.
View Explanation & Discuss
Question 105
waec 2024

Filtrates in the Bowman's capsule contain vitamins because 

Athey have low molecular weight.
Bmost of them are fat soluble.
Cthey cannot be reabsorbed into the blood.
Dlittle amount is required by the blood.
View Explanation & Discuss
Question 106
waec 2024

Which of the following blood vessels carries oxygenated blood into the heart? 

APulmonary artery
BAnterior vena cava
CPulmonary vein
DPosterior vena cava
View Explanation & Discuss
Question 107
waec 2024

The lumbar vertebra differs from the thoracic vertebra because it possesses a 

Alonger neural spine.
Bwider neural canal.
Cthicker centrum.  
Dshorter transverse process.
View Explanation & Discuss
Question 108
waec 2024

If a germinating seed is attached horizontally to a revolving klinostat, what would be the effect on the seedling after three days? The 

Aplumule will curve vertically upward while the radicle will not show any curvature
Bradicle will curve towards the ground while the plumule will not show any curvature.
Cplumule and radicle will not show any curvature.
Dplumule will curve vertically upwards while the radicle will curve towards the ground
View Explanation & Discuss
Question 109
waec 2024

The function of the root hair in plants is to 

Aabsorb soil water by the process of osmosis.
Bexcrete water and mineral salts by simple diffusion.
Cpurify the soil for the plant.
Dtranslocate manufactured food.
View Explanation & Discuss
Question 110
waec 2024

The bursting of a red blood cell placed  in a hypotonic solution is called 

Acrenation
Bhaemolysis
Cplasmolysis
Dcytolysis
View Explanation & Discuss
Question 111
waec 2024

 The structure in the cell that controls the movement of substances in and out of the cell is the

Acytoplasmic membrane
Bnuclear membrane
Cprotoplasm
Dendoplasm
View Explanation & Discuss
Question 112
waec 2024

Which of the following organisms consists of unicellular cells joined to form a filament? 

AAmoeba
BSpirogyra
CEuglena
DChlamydomonas
View Explanation & Discuss
Question 113
waec 2024

The illustrated organism is capable of reproducing by

Asexual means only
Basexual means only
Cvegetative propagation only
Dsexual and asexual means
View Explanation & Discuss
Question 114
waec 2024

The diagram above is an illustration of a reproductive process in an organism. Study it and answer ques tions 4 and 5.

The type of reproduction illustrated is

Abudding
Bbinary fission
Cgrafting
Dvegetative propagation
View Explanation & Discuss
Question 115
waec 2024

 A plant with short, vertical underground stem is a

Abulb
Bcorm
Crhizome
Dtuber
View Explanation & Discuss
Question 116
waec 2024

Species are groups of organisms that

Aare of common origin but cannot interbreed freely
B
Chave similar features and can interbreed freely
Dresemble each other and occupy different niches
View Explanation & Discuss
Question 117
waec 2024

Which of the following organisms contains Chlorophyll in its cells?

ACaterpillar
BParamecium
CEuglena
DGrasshopper
View Explanation & Discuss
Question 118
jamb 2024

Use the diagram above to answer the question that follows.

Examples of non-vascular plants are labelled 

AI and II
BI and III
CII and III
DII and IV
View Explanation & Discuss
Question 119
jamb 2024

The part of the brain that receives sensory impulses of smell is the

Aolfactory lobe
Bmedulla oblongata
Ccerebrum
DCerebellum
View Explanation & Discuss
Question 120
jamb 2024

Hemophilia in humans is controlled by the 

Ablood group
Bdominant gene
Crhesus factor
Drecessive gene
View Explanation & Discuss
Question Navigator
Current
MathsFaculty