2003 - WAEC Biology Past Questions and Answers - page 1
1
Which of the following is not correct about human cell?
A
The basic unit of living thing is the human cell
B
All living organisms are either single or group of cell(s)
C
All the cells in organism are the same
D
There is no life apart from the in cell
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2
Which organ removes the largest the largest quantity of water from the blood?
A
lung
B
intestine
C
kidney
D
skin
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3
In cold condition the mammalian body reacts in the following ways except
A
shivering of the body
B
dilation of the capillaries supplying blood to the skin
C
constriction of blood capillaries in the skin
D
increased rate of chaemical changes in the body
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4
The glomerular filtrate contains the following substances except
A
water
B
urea
C
blood corpuscles
D
glucose
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5
Which of the following endocrine glands is a master gland?
A
Pituitary gland
B
Thyroid gland
C
Pancreas
D
Ovary
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6
The endocrine gland secreting hormone that induces the thyroid gland to produce more thyroxine is
A
islets of Langerhans
B
adrenal gland
C
pituitary gland
D
parathyroid gland
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7
The part of the nervous system that interprets blinking of the eye is the
A
spinal cord
B
cerebrum
C
hind brain
D
olfactory lobe
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8
Which of the following is the function of the iris of the mammalian eye?
A
closes and opens the eye
B
Absorbs dangerous rays from sunlight
C
regulates the amount of light entering the eye
D
bringing light rays to focus on the retina
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9
The layer of light-sensitive cells in the human eye is called the
A
cornea
B
sclerotic layer
C
retina
D
conjunctiva
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10
Placentation of plants is best described as the
A
arrangement of ovules in the ovary
B
arrangement of fruits on the branches
C
development of ovules in the ovary
D
formation of the pericarp from the ovary wall
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