1992 - WAEC Biology Past Questions and Answers - page 1

1
The organ which is sensitive to light in Euglena is the
A
gullet
B
chloroplast
C
eye spot
D
contractile vacuole
correct option: c
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2
Which of the following is a similarity between a typical animal cell and a typical plant cell?presence of
A
cellulose cell wall
B
chlorophyll
C
centrally-placed nucleus
D
cell membrane
correct option: d
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3
The first scientist to describe the cell was
A
Theodor Schwann
B
Felix Dujardin
C
Robert Hooke
D
Charles Darwin
correct option: c
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4
In which of the following parts of a cell is the chromosome fund?
A
Nucleus
B
Golgi body
C
Cytoplasm
D
Cell membrane
correct option: a
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5
Which of the following diseases is caused by deficiency of insulin in the body?
A
Malaria
B
Diabetes mellitus
C
Hepatitis
D
Gonorrhoea
correct option: b
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6
Which of the following is the medium of transportation of nutrients with unicellular organisms?
A
Blood
B
Serum
C
Protoplasm
D
Plasma
correct option: c
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7
Which of the following blood vessels carries oxygenated blood into the heart?
A
Pulmonary vein
B
Anterior vena cava
C
Pulmonary artery
D
Aorta
correct option: a
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8
The conditions that ensure successful exchange of gases in multicellular organisms include the following except
A
concentration gradient across the respiratory surface
B
presence of thin membrane as the respiratory surface
C
last transportation of absorbed gases
D
presence of large surface area of the respiratory organ
correct option: e
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9
The conditions that ensure successful exchange of gases in multicellular organisms include the following except
A
concentration gradient across the respiratory surface
B
presence of thin membrane as the respiratory surface
C
last transportation of absorbed gases
D
presence of larg surface area of the respiratory organ
correct option: e
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10
The respiratory organ found in the cockroach is the
A
air sac
B
trachea
C
lung book
D
lung
correct option: b
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