Biology Past Questions

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Past Questions

5,032 questions
Question 1 of 20 5,032 total questions
Question 1631
jamb 2000

The fruit represented is mainly dispersed by?

Aanimals
Bwater
Cwind
Dbirds
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Question 1632
jamb 2000

The part labelled II is the

Amesocarp
Bpericarp
Cendocarp
Depicarp
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Question 1633
jamb 2000

Serum differs from blood plasma because

Acontains blood cells and fibrinogen
Bcontains soluble food and mineral salt
Clacks the blood protein and fibrinogen
Dlacks blood cells and albumin
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Question 1634
jamb 2000

The chamber of the mammalian heart with the thickest wall is the

Aright ventricles
Bleft auricle
Cright auricle
Dleft ventricle
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Question 1635
jamb 2000

The greatest amount of energy will be obtained by the oxidation of 100kg of?

Ameat
Bbutter
Csugar
Dbiscuits
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Question 1636
jamb 2000

The production of violet colouration, when dilute NaOH solution is added to a solution of food substance, followed by drops of 1% CuSO4 solution while shaking, indicates the presence of

Aprotein
Bcarbohydrates
Cfats
Dreducing
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Question 1637
jamb 2000

For growth to occur in organisms, the rate of

Afood storage must be low
Bcatabolism must exceed that of anabolism
Canabolism must exceed that of catabolism
Dfood storage must be high
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Question 1638
jamb 2000

The inner ear contains two main organs, namely, the

Aeardrum and eustachian tube
Bcochlea and semi-circular canals
Coval window and ossicles
Dpinna and cochlea
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Question 1639
jamb 2000

Short-sightedness can be corrected by lenses which are

Aconvex
Bbiconvex
Cplano-convex
Dconcave
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Question 1640
jamb 2000
Bacteria in the large intestine of man are important in the
Asynthesis of vitamins K and B2
Bdigestion of vegetables
Csynthesis of vitamins A and D
Dabsorption of water
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Question 1641
jamb 2000

The scapula and the ischium are part of the

Apectoral girdle
Bpelvic girdle
Cappendicular skeleton
Dhind limb
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Question 1642
jamb 2000

The gas occupying the space labelled I is

Acarbon (IV) oxide
Bnitrogen
Chydrogen
Doxygen
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Question 1643
jamb 2000

The substance labelled II originates from

AIII only
BIV only
CI and IV
DIII and Iv
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Question 1644
jamb 2000

Peripherals arrangement of vascular tissues in dicots is a characteristic of the internal structure of the

Aleaf
Bpetiole
Cstem
Droot
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Question 1645
jamb 2000

The part of the brain that controls body posture in mammals is the

Athalamus
Bcerebellum
Cspinal cord
Dcerebrum
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Question 1646
jamb 2000

In mammals, reabsorption of salt takes place in

AIV
BIII
CII
DI
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Question 1647
jamb 2000

The parts labelled I and II make up the

Aglomerulus
Bconvoluted tubules
CMalpighian body
DBowman's capsule
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Question 1648
jamb 2000

In which part of the human body does the secretion of the growth hormone occur?

AHead region
BWaist region
CNeck region
DGonads
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Question 1649
jamb 2000

The order in which organic evolution has progressed in plants is

Athallophyta, schizophyta, bryophyta, pteridophyta and spermatophyta
Bschizophyta, thallophyta, bryophyta, pteridophyta and spermatophyta
Cpteridophyta, spermatophyta, thallophyta, schizophyta and bryophyta
Dbryophyta, pteridophyta, spermatphyta, thallophyta and schizophyta
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Question 1650
jamb 2000

A characteristic of vertebrates that is unique to mammals is

Athe presence of pentadactyl limbs
Bparental care
Cthe possession of scrotum
Dpulmonary circulation
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