2008 - JAMB Biology Past Questions and Answers - page 2

11
In a dicotyledonous stem, the zone between the epidermis and the pericycle is the
A
cortex
B
stele
C
xylem
D
ploem
correct option: a
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12
The order of passage of food in the digestive system is?
A
ileum → caecum → large intestine → rectum
B
ileum → colon → caecum →rectum
C
large intestine →ileum → caecum →rectum
D
colon → caecum → ileum →rectum
correct option: a
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13
insectivorous plants traps and kill their prey to derive
A
phosphorous
B
calcium
C
nitrogen
D
zinc
correct option: c
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14
In the alimentary system of a bird, the function of teeth is carried out by the
A
crop
B
beak
C
gizzard
D
tongue
correct option: c
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15
What will happen wen two equal sized pieces of unripe pawpaw labelled X and Y are dropped into equal volumes of concentrated salt solution and distilled water respectively?
A
pawpaw X will become turgid
B
both will increase in size
C
pawpaw Y will become turgid
D
both will decrease in size
correct option: c
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16
Exhaled air differs from inhaled air in that it
A
less amount of carbon(IV) oxide
B
is usually lower in temperature
C
often has more oxygen
D
usually has more water vapour
correct option: d
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17
In the mammalian kidney, the Bowman''s capsules is located in the
A
ureter
B
pelvis
C
cortex
D
medulla
correct option: c
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18
A plant parenchyma cell also acts as a supporting tissue when it
A
becomes flaccid
B
contains crystals
C
becomes turgid
D
is pigmented
correct option: c
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19
During ovulation, an egg is released from the
A
corpus luteum
B
ovarian funnel
C
graafian follicle
D
fallopian tube
correct option: c
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20
The transmission of impulses along a nerve fibre is characterized by
A
hormonal and temperature changes
B
electrical and ionic changes
C
hormonal and changes
D
electrostatic changes
correct option: b
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