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.

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

40 questions
Question 1 of 20 40 total questions
Question 1
jamb 2020

Use the diagram to answer the question.

The structure labelled i is

Aphotosensitive
Bradiosensitive
Cchemoreceptive
Dtactile
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Question 2
jamb 2020

Use the diagram to answer the question.

The type of protective adaption exhibited by the animal is

Adisruptive colouration
Bflash colouration
Ccountershading colouration
Dwarning colouration
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Question 3
jamb 2020

Which of the following vertebrates has the most simple structured heart

Areptile
Bfish
Cmammal
DAmphibian
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Question 4
jamb 2020

Which of the following is the best explanation for a child who is phenotypically short and born of two tall parents?

Aboth parents possess genes for shortness
Bthe father possesses a gene for shortness
CNature makes the child short.
DThe mother possesses genes for shortness
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Question 5
jamb 2020

The only caste in the termite colony whose members can feed themselves are the

Aworkers
Breproductives
Csoldiers
Dnymphs
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Question 6
jamb 2020

When bacteria swim from cold to warm regions, this is known as

Apositive phototaxis
Bnegative phototaxis
Cpositive thermotaxis
Dnegative chemotaxis
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Question 7
jamb 2020

Use the table to answer the question.

Which of the zones is likely to be a desert?

Ai
Bii
Ciii
Div
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Question 8
jamb 2020

Use the table below to answer the question.

High relative humidity will be expected in Zones

Aii and iv
Bii and iii
Ci and iii
Di and iv
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Question 9
jamb 2020

Paternity disputes can most accurately be resolved through the use of

Ablood group typing
Bfinger printing
Ctongue rolling
DDNA Analysis
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Question 10
jamb 2020

The noticeable adaptation of the animal to it's aquatic habitat is the possession of

Awebbed digits
Bfour limb
Cwide mouth
Dlarge eyes
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Question 11
jamb 2020

Use the diagram to answer the question.

The process of water loss and intake indicated by the arrows labelled i and ii are respectively

Aevaporation and osmosis
Bosmosis and exhalation
Cosmosis and diffusion
Durination and diffusion
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Question 12
jamb 2020

In a population of living things, the parameters of size, height, weight and colours are examples of

Acontinuous variation
Bnon-heritable variation
Cdiscontinuous variation
Dphysiological variation
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Question 13
jamb 2020

Both recesssive and dominant characters are found

Aon different chromosome in the cell
Bat the same logus of a homologous chromosome
Cat a different loci of a homologous chromosome
Don the same chromatid in a chromosome
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Question 14
jamb 2020

The probability of a baby being a boy or a girl depends on the contribution of the

Afather's sex cells
Bfather's stomatic chromosome
Cmother's sex cell
Dmother's X-chromosome
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Question 15
jamb 2020

For growth to occur in organisms, the rate of

Aanabolism must exceed that of catabolism
Bcatabolism must exceed that of anabolism
Cfood storage must be low
Dfood storage must be high
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Question 16
jamb 2020

Vaccination is carried out in order to

Acheck the production of poison
Bincrease the activities of white blood cells
Cincrease the number of red blood cells
Dstimulate the production of anti-bodies
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Question 17
jamb 2020

Floating microscopic heterotrophs are mostly grouped as

Aphytoplankton
Bzooplankton
Cmicrobes
Dnekton
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Question 18
jamb 2020

The biological association that contributes directly to succession in a community is

Acompetition
Bpredation
Cparasitism
Dcommensalism
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Question 19
jamb 2020

A group of organism of different species living in a particular area is described as a

Acolony
Bcommunity
Cpopulation
Dniche
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Question 20
jamb 2020

The ability of the eyes to focus on both near and distance objects is termed

Aimage formation
Brefraction
Chypermetropia
Daccommodation
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