2006 - WAEC Biology Past Questions and Answers - page 1
1
The following life processes are common to both
plants and animals except
A
respiration
B
growth
C
reproduction
D
photosynthesis
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2
Which of these organelles is common to both plant
and animal cells?
A
Chloroplast
B
Centriole
C
Mitochondrion
D
Pyrenoid
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3
The epidermis of the mammalian skin is an example
of a tissue because the cells
A
prevent light from passing through them
B
have a similar structure and function
C
prevent excessive loss of water
D
are impregnated with keratin
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4
Which of the following statements is correct about
organs?
A
They are composed of specialized cells
B
They perform a certain overall function
C
They are not found in plants
D
Unicellular animals have few organs
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5
The structure used for movement in Amoeba is
A
cilia
B
pseudopodia
C
flagella
D
endoplasm
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6
Which of the following parts of a cell is not an organelle?
A
Food vacuole
B
Mitochondrion
C
Cell wall
D
Nucleus
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7
The folded portion of mitochondrion is called
A
cristae
B
cell membrane
C
nucleolus
D
partition
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8
The physical process which occurs when a red blood
cell is placed in distilled water causing it to burst and
break down is known as
A
crenation
B
plasmolysis
C
turgidity
D
haemolysis
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9
During the process of osmosis a semi-permeable
membrane allows
A
only solute molecules to pass through it
B
both solute and solvent molecules to pass through it
C
only solvent molecules to pass through it
D
only gaseous molecules to pass through it
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10
Which of the following environmental conditions is ideal
for plant cells to remain turgid?
A
Hot, dry weather
B
Windy weather
C
Cold, dry weather
D
Cool, humid weather
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