2013 - JAMB Biology Past Questions and Answers - page 2

11
The structural adaptation of desert plants for water conservation is
A
broad leaves with numerous stomata
B
spongy mesophyll
C
spiny leaves
D
prominent stomata in leaves
correct option: c
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12
The long and sharp clawed feet of birds is an adaptation for
A
crushing seeds
B
scooping mud
C
tearing flesh
D
grasping prey
correct option: d
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13
During the manufacture of food by plants, which of the following organism use energy from the sun?
A
anabaena
B
sulfur bacteria
C
nitrosomonas sp
D
nitrobacter sp
correct option: a
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14
Movement of minerals and chemical compounds with a plant occurs during
A
osmosis
B
translocation
C
transpiration
D
diffusion
correct option: b
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15
The enzyme that is present in the saliva is
A
rennin
B
lipase
C
pepsin
D
ptyalin
correct option: d
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16
Plants that have special devices for trapping and digesting insects are
A
carnivorous
B
symbiotic
C
parasitic
D
saprophytic
correct option: a
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17
The process of transforming the chemical energy of cellular fuels into the high energy bonds of ATP in plants is
A
autotrophism
B
photosysnthesis
C
photolysis
D
respiration
correct option: d
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18
Fungi are referred to as hetotrophs because they
A
are filamentous
B
lack chlorophyll
C
have mycelium
D
lack roots
correct option: b
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19
An example of a parasitic protozoan is
A
Paramecium
B
Plasmodium
C
Eughlena
D
Chlamydomonas
correct option: b
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20
Which blood cell are involved in the immune response of vertebrates?
A
Phagoecytes
B
lymphocytes
C
erythrocytes
D
monocytes
correct option: b
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