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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.

135 questions JAMB 2572 WAEC 2099 NECO 351 CUSTOM 10

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Past Questions

135 questions

Question 1 of 20 135 total questions

Question 41

waec 2003

Which of the following endocrine glands is a master gland?

APituitary gland

BThyroid gland

CPancreas

DOvary

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Question 42

waec 2003

The glomerular filtrate contains the following substances except?

Awater

Burea

Cblood corpuscles

Dglucose

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Question 43

waec 2003

In cold condition the mammalian body reacts in the following ways except

Ashivering of the body

Bdilation of the capillaries supplying blood to the skin

Cconstriction of blood capillaries in the skin

Dincreased rate of chaemical changes in the body

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Question 44

waec 2003

Which organ removes the largest the largest quantity of water from the blood?

Alung

Bintestine

Ckidney

Dskin

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Question 45

waec 2003

Which of the following is not correct about human cell?

AThe basic unit of living thing is the human cell

BAll living organisms are either single or group of cell(s)

CAll the cells in organism are the same

DThere is no life apart from the in cell

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Question 46

jamb 2003

In the egg of a bird, the embryo is located in the

AYolk

BEmbryo disc IV

CChalaza

DAlbumen

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Question 47

jamb 2003

the inactive state exhibited by an animal during hot dry seasons is termed

AAestivation

BDormancy

CResting

DHibernation

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Question 48

jamb 2003

Which of the following requires the use of carbon dating to prove that evolution has occurred?

AComparative anatomy

BBiochemical similarities

Cmolecular records

DFossil records

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Question 49

jamb 2003

An example of cryptic colouration is the

AMottled colours on the moths that rest in lichens

Bbright colour of an insect pollinated flower

CGreen colour of a plant

DBright marks on poisonous tropical frog on veriegated leaves

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Question 50

jamb 2003

Spines and shells on animals are adaptation for

Acamouglage

Bchemical defence

Cphysical defence

Dmimicry

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Question 51

jamb 2003

The presence of sunken stomata and the folding of leaves are adaptations to

APrevent entry of pathogens

BReduce water loss

CRemove excess water

DPrevent guttation

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Question 52

jamb 2003

An argument against Lamarck's theory of evolution is that

Adisuse of body part cannot weaken the part

Bdisused part is dropped off in the offspring

Cacquired traits cannot be passed on to the offspring

Dtrait cannot be acquired through constant use of body parts

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Question 53

jamb 2003

An insect with a mandibulate mouth part will obtain its food by

Abiting and chewing

Bchewing and sucking

Cchewing

Dsucking

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Question 54

jamb 2003

The type of reproduction that leads to variation animal and plant population is

Abudding

Bsexual

Cvegetative

Dasexual

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Question 55

jamb 2003

A feature associated with the Y-chromosome in human is

Along eyelashes

Bprominent fingernails

Cfacial hairs

Denlarged breast

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Question 56

jamb 2003

An organism that has been extensively used to test the chromosomes theory of heredity is

ADrosophila melanogaster

BMuscar domestica

CZea mays

DHomo sapiens

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Question 57

jamb 2003

If the pair of alleles for baldness is given as Bb, a female carrier will be denoted by

AX^bY^B

BX^BX^B

CX^BY

DX^BbX^b

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Question 58

jamb 2003

A man and his wife are both heterozyous for the sickle-cell trait. The likely percentage of their offspring that will be either carriers or sicklers is

A75%

B50%

C25%

D100%

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Question 59

jamb 2003

If a DNA strand has a base sequence TCA, its complementary strand must be

AATG

BTAG

CGAT

DAGT

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Question 60

jamb 2003

The pioneer organisms in ecological succession are usually the

Amosses

Blichens

Cferns

Dalgae

View Explanation & Discuss

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