2002 - WAEC Biology Past Questions and Answers - page 2
11
Which of the following will ease the friction between the ends of bones in a movable joint?
A
Serum
B
Tissue
C
Blood plasma
D
Synovial fluid.
correct option: d
Users' Answers & Comments12
Diffusion is most effective in living organisms, when the surface area is
A
large and the thickness is also large
B
small while the thickness is large
C
large while the thickness is small
D
the same as its thickness.
correct option: c
Users' Answers & Comments13
The function of the red blood cells is to
A
engulf invading bacteria
B
aid in protein formation
C
transport oxygen to the cells
D
control blood glucose level
correct option: c
Users' Answers & Comments14
Which of the following is used to measure the rate of water uptake in plants?
A
Potometer
B
Hydrometer
C
Hygrometer
D
aspirator
correct option: a
Users' Answers & Comments15
Which of the following does not occur during inhalation in mammals?
A
Rib cage is raised up
B
Diaphragm contracts and becomes dome shaped
C
Inter-coastal muscle contracts
D
Volume of the thoracic cavity increases.
correct option: b
Users' Answers & Comments16
The oxygen released during photosynthesis is obtained
A
from the catalytic splitting of carbon-dioxide in plant tissues
B
from the breakdown of glucose molecules in cells
C
during the photolysis of water using energy trapped in chlorophyll
D
by the excretion of excess oxygen in plant tissues
correct option: c
Users' Answers & Comments17
In which of the following processes in mammals is liquid passed from blood capillaries to Bowman‘s capsule?
A
Filtration
B
Diffusion
C
Osmosis
D
Reabsorption
correct option: a
Users' Answers & Comments18
Adrenalin is considered as a hormone for “fright and flight” because it
A
controls the fluid content of the body
B
is used in protein metabolism
C
plays a role in the pH balance of the body fluids
D
prepares the body for action.
correct option: d
Users' Answers & Comments19
Which of the following organs in humans is responsible for the removal of excess water?
A
The spleen
B
The kidney
C
Large intestine
D
Small intestine
correct option: b
Users' Answers & Comments20
In humans, which of the following pairs of hormones correspond to male and female respectively?
A
Oestroqen and adrenalin
B
Progesterone and testosterone
C
Testosterone and oestrogen
D
Adrenalin and progesterone
correct option: c
Users' Answers & Comments