2008 - WAEC Biology Past Questions and Answers - page 1
1
In the binomial system of naming organisms, the second name is called the
A
scientific name
B
common name
C
generic name
D
specific name
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2
Which of the following features does not necessarily place paramecium as a higher level of organisation over Amoeba?
A
Presence of cilia
B
Absence of pseudopodia
C
Presence of micro and mega nuclei
D
Presence of more than one food vacuole
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3
The living materials of the cell consist of
A
nucleus and cytoplasm
B
cytoplasm and vacuole
C
cytoplasm and cell membrane
D
nucleus and cell membrane
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4
A pupil accidentally "watered" a potted plant with concentrated salt solution after sometime the plant began to wilt.
The wilting of the plant is due to the fact that
A
the root hair die off and can no longer absorb water
B
the salt solution causes faster rate of transpiration leading to the death of the plant cell
C
the salt solution has caused water lost from the plant cell leading to loss of turgor
D
the plant tissue has been poisoned by the salt which is absorbed by the plant
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5
Which of the following activities would revive the plant?
A
Covering the plant with dark paper to prevent further water loss from its surfaces
B
Leaving the plant to adapt to the condition
C
Exposing the plant to higher concentration of oxygen
D
Adding more water to the soil
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6
Primary growth in plants is brought about by the activity of the
A
meristem
B
endodermis
C
epidermis
D
mesophyll
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7
To form a ball and socket joint, the structure labeled I fits into another structure in the scapula
called the
A
blade
B
glenoid cavity
C
olecranon fossa
D
patella
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8
The structure labelled II is called
A
deltoid ridge
B
trochanter
C
shaft
D
trochlea
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9
Which of the following parts of the skeleton does not have a protective function?
A
Ribs
B
Carpals
C
Skull
D
Pelvis
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10
Carbon dioxide is carried in the plasma
A
in combination with haemoglobin
B
in combination with antibodies
C
by capillary action
D
as bicarbonate ion.
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