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.

117 questions JAMB 2572 WAEC 2099 NECO 351 CUSTOM 10
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Past Questions

117 questions
Question 1 of 20 117 total questions
Question 21
jamb 2025

The longest single bone in human is the 

Ahumerus
Bscapula
Cfemur
Dsternum
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Question 22
jamb 2025

Macronutrients required by plants include

ABoron
BIron
CZinc
DCalcium
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Question 23
jamb 2025

The constantly dividing cells found at the apex of roots and stem during growth is 

Aintercalary
Bapical
Cmeristematic
Dlateral
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Question 24
jamb 2025

Which of the following is an effect of carbon monoxide on humans?

AMajor cause of respiratory tract infections.
BReducing oxygen carrying capacity of blood
CPreventing clotting of blood
DCausing gene mutation
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Question 25
jamb 2025

A repeating unit of a very large DNA molecule is made up of 

Aphosphate
Bnitrogenous base
Cnucleotides
Ddeoxyribose sugar
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Question 26
jamb 2025

The organization that provides emergency needs of children globally is 

AUNICEF
BNMA
CWHO
DUNIDO
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Question 27
jamb 2025

Which of the following exists at the organ level of organization?

AEuglena
BHydra
COnion bulb
DParamecium
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Question 28
jamb 2025

Which of the following statements is correct about sedimentation of a given soil?

ADecaying organic matter remains afloat.
BLargest and medium size particles settle at the bottom.
CRemains of decaying organic matter settles at the bottom.
DLargest soil particles remain suspended in water.
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Question 29
jamb 2025

In a community with limited resources, the less vigorous species are eliminated due to 

Adisease
Bdrought
Ccompetition
Dnatality
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Question 30
jamb 2025

The slender and stick-like shapes of the stick insect is a structural adaptation for 

Awater conservation
Bsecuring mate
Cprotection and defense
Descaping adaptation
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Question 31
jamb 2025

In Nigeria, the major climatic factor that determines the distribution of organisms is

Atemperature
Bhumidity
Clight
Drainfall
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Question 32
jamb 2025

In which state of Nigeria is Obudu game reserve located?

ACross Rivers
BAnambra
CAkwa Ibom
DRivers
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Question 33
jamb 2025

Use the diagram above to answer the questions that follow 

The part labelled II is the

ALiver
BPancreas
CLung
DStomach
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Question 34
jamb 2025

Which of the following differentiates photosynthesis from respiration?

AFood is usually broken down
BOxygen is usually liberated.
CIt occurs both during the day and night.
DIt occurs in both plants and animals.
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Question 35
jamb 2025

Part of the littoral zone of the marine habitat above the high tide mark, wetted by spray of water from breaking of waves is referred to as the

Asplash zone
Bbenthic zone
Csubtidal zone
Dintertidal zone
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Question 36
jamb 2025

Agglutination occurs in blood transfusion when the 

Aantigen and antibody in the donor and the recipient are incompatible
Bdonor and recepient belong to different races
Csame antibodies from donor and recipient fuse together
Ddonor and the recipient belong to the same blood group
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Question 37
jamb 2025

Glucose  →  ethanol  +  CO\(_2\)

The chemical reaction above represents the process of 

Aoxidation
Bfermentation
Cglycolysis
Dphotosynthesis
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Question 38
jamb 2025

Renal artery branches and divides into a mass of blood capillaries in the Bowman's capsule called

Atubule
Bpelvis
Cglomerulus
Dnephrone
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Question 39
jamb 2025

Which of these plants is considered to be common in an estuarine habitat?

Aplantain
BGmelina
CIroko
DMangrove
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Question 40
jamb 2025

The cell component that stores waste products is the

AGolgi apparatus
Bcell wall
Cvacuoles
Dlysosome
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