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.

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

49 questions
Question 1 of 20 49 total questions
Question 1
jamb 2012

In the diagram, which of the following statement is true of the interaction

AP aurelia is better adapted for obtaining food than P caudatum
BP caudatum is better adapted for obtaining food than P. aurelia
Cboth organisms cannot coexist
Dboth organisms cannot reproduce
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Question 2
jamb 2012

The type of interaction shown is referred to as

Ainterspecific competition
Bintraspecific competition
Cmutualism
Dcooperation
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Question 3
jamb 2012
The largest number of cassava plants has an approximate height of
A1.4m
B1.6m
C1.8m
D2.0m
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Question 4
jamb 2012

Use the diagram above to answer this question.

The graph illustrates

Athe highest frequency for height of 2 metres
Ba discontinuously varying character
Ca continuously varying character
Dtotal yield in a cassava farm
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Question 5
jamb 2012
Use the diagram above to answer this question.

The function of the part labelled lll is to
Aproduce egg cells
Bprotect sperms during fertilization
Csecrete hormones during coitus
Dprotect the developing embryo
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Question 6
jamb 2012
Use the diagram above to answer this question.

The developing embryo is usually contained in the part labelled
AIV
BIII
CII
DI
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Question 7
jamb 2012
Use the diagram above to answer this question. Arrows represent directional movement materials.

The arrow labelled ll represents the
Arelease of oxygen
Bintake of carbon (IV) oxide
Cmovement of photosynthates
Dmovement of nutrients
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Question 8
jamb 2012

Use the diagram above to answer this question.Arrows represent directional movement materials.

Transportation in the xylem is represented by

AI
BII
CIII
DIV
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Question 9
jamb 2012
Use the diagram above to answer this question.

The part labelled IV is the
Amitochondrion
Bcell wall
Cendoplasmic reticulum
Dnucleus
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Question 10
jamb 2012
Use the diagram above to answer this question.

The organelle responsible for heredity is labelled
Al
Bll
Clll
DIV
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Question 11
jamb 2012

From his study of Galapagos finches, Darwin derived his theory of evolution from

Acomparative anatomy
Bcomparative physiology
Cfossil remains
Dcomparative embryology
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Question 12
jamb 2012

The use and disuse of body parts and the inheritance of acquired traits were used to explain

ADarwin's theory
BLamarck's theory
Cgenetic drift
Dgene flow
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Question 13
jamb 2012

The significance of a very large number of termites involved in nuptial swarming is to

Aprovide birds with plenty of food
Bensure their perpetuation despite predatory pressure
Csearch for a favourable place to breed
Densure that every individual gets a mate
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Question 14
jamb 2012

The basking of Agama lizards in the sun is to

Achange the colour of their body
Braise their body temperature to become active
Cfight to defend their territories
Dattract the female for courtship
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Question 15
jamb 2012

The short thick beak in birds is an adaptation for

Acrushing seeds
Bsucking nectar
Ctearing flash
Dstraining mud
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Question 16
jamb 2012

The correct base pairing for DNA is

Aadenine → thymine and guanine → cytosine
Badenine → guanine and thymine → cytosine
Cadenine → cytosine and guanine → thymine
Dadenine → adenine and cytosine → cytosine
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Question 17
jamb 2012
When a colour-blind man marries a carrier woman. What is the probability of their offspring being colour blind?
A25%
B50%
C75%
D100%
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Question 18
jamb 2012
A yellow maize is planted and all the fruits obtained are of yellow seeds. When they are croos-bred, yellow seeds and white seeds are obtained in a ratio 3:1 . The yellow seed is said to be
Anon-heritable
Bsex-linked
Ca recessive trait
Da dominant trait
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Question 19
jamb 2012
Which of the following is true in blood transfusion?
Aperson of blood group AB can donate blood only to another person of blood group AB
Bpersons of blood groups A and B can donate or receive blood from each other
CA person of blood group AB acn receive blood only from persons of blood group A or B
DA person of blood group O can donate only to a person of blood group O
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Question 20
jamb 2012
The diseases caused by water-borne pathogens include
Agonorrhoea and poliomyelitis
Btyphoid and syphilis
Ctuberculosis and cholera
Dtyphoid and cholera
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