2012 - WAEC Biology Past Questions and Answers - page 2
11
Which of the individual is likely to have HIV?
A
I
B
II
C
III
D
IV
correct option: c
Users' Answers & Comments12
The diagrams above are part of the human lungs. Which of the parts is diagram Z taken from
A
II
B
III
C
IV
D
V
correct option: c
Users' Answers & Comments13
The diagram above is an illustration of the human excretory system. Which of the labelled parts contains the
highest amount of nitrogenous waste?
highest amount of nitrogenous waste?
A
I
B
II
C
IV
D
VI
correct option: c
Users' Answers & Comments14
Increasing adrenalin content of the blood would be expected to decrease the flow of blood to the
A
liver
B
heart
C
lungs
D
brain
correct option: b
Users' Answers & Comments15
The following are all examples of a simple reflex action, except
A
swallowing
B
sneezing
C
walking
D
blinking
correct option: c
Users' Answers & Comments16
Impulses are conducted towards the nerve cell through the
A
myelin sheath
B
dendrons
C
axons
D
synaptic nodes
correct option: b
Users' Answers & Comments17
A student dissecting am animal specimen discovered that it had two auricle and on ventricle. The animal is likely to a/an
A
fish
B
reptile
C
amphibian
D
bird
correct option: c
Users' Answers & Comments18
The function of the convex lens in the correction of eye defects is to
A
diverge light rays from far objects to focus image on the retina
B
converge light rays to focus image behind the retina
C
converge light rays to focus time image before the retina
D
converge light rays from far objects to focus their image on the retina
correct option: d
Users' Answers & Comments19
Which of the following parts of the eye contains light sensitive cells?
A
Choroid
B
iris
C
Retina
D
Lens
correct option: c
Users' Answers & Comments20
The hair on the human skin will stand erect when the person is
A
in an air-conditioned room
B
strolling in the sun
C
taking a hot drink
D
doing strenuous exercise
correct option: a
Users' Answers & Comments