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
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Past Questions

2,572 questions
Question 1 of 20 2,572 total questions
Question 11
jamb 2025

The segregation of genes occurs during

Agamete formation
Bmitosis
Cfertilization
Dtransmission of characters
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Question 12
jamb 2025

Which of these insects has a piercing and sucking mouthpart?

Amosquito
BCockroach
Cbutterfly
Dmoth
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Question 13
jamb 2025

Absorption of nutrients in ferns is through 

Aroots
Bhyphae
Crhizoid
Drhizome
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Question 14
jamb 2025

An example of a saprophytic organism is 

Arhizopus
Bbladderwort
Csundew
Dmistletoe
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Question 15
jamb 2025

An example of a plant whose flower is dispersed by wind is 

Aschizocarp
Bcaryopsis
Ccapsule
Dcypsela
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Question 16
jamb 2025

Desert plants are usually called 

Amesophytes
Bhydrophytes
Csporophytes
Dxerophytes
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Question 17
jamb 2025

The maximum number of organisms that the resources in the habitat can support is referred to as 

Amaximum population
Bworking potential
Ccarrying capacity
Doperating capacity
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Question 18
jamb 2025

Transparency of water is measured using a 

Ahygrometer
Bbarometer
Csecchi disc
Danemometer
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Question 19
jamb 2025

Proteins are macromolecules made of smaller units called

Aglycerol
Bcarboxylic acid
Cfatty acid
Damino acids
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Question 20
jamb 2025

One of the following is a reflex action

Asneezing
Bwalking
Cdancing
Dcrying
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Question 21
jamb 2025

The ability of chameleon to change its colour to that of the environment is for

Ainvitation
Battraction
Cdefence
Dattack
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Question 22
jamb 2025

The genetic make up of an organism is referred to as the 

Anucleotide
Bkaryotype
Cphenotype
Dgenotype
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Question 23
jamb 2025

The presence of tiny, non-functional hind leg bones inside a whale's body suggests that whales 

Aare not related to land animals.
Bevolved from ancestors that had legs
Chave never had legs in their evolutionary history
Dbones serve a major function in swimming
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Question 24
jamb 2025

The oxygen transported to all parts of the body during blood circulation is used for the 

Aremoval of waste products
Bgrowth and development of cells
Cformation of carboxyl haemoglobin
Drelease of energy from food
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Question 25
jamb 2025

Competition between cow and goat for scarce grasses during dry season can be described as 

Aintraspecific
Bpredation
Cinterspecific
Dcommensalism
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Question 26
jamb 2025

Seaweeds and Barnacles are common flora and fauna found in which of these habitats?

ATerrestrial
BEstuarine
CFresh water
DMarine
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Question 27
jamb 2025

In which of the following organisms does niche differentiation serve as a means of reducing intraspecific competition?

ADeer
BPigeon
CTilapia
DToad
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Question 28
jamb 2025

The biological association between bacteria and protozoa in the rumen of cattle is an example of

Asymbiosis
Bcommensalism
Cparasitism
Dpredation
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Question 29
jamb 2025

The part labelled II is the

Acervix
Bvagina
Cuterus
Dovary
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Question 30
jamb 2025

One characteristic which differentiates bats from birds is that bats 

Apossess four chambered heart
Bare active at night
Care warm blooded
Dpossess mammary glands
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