2013 - WAEC Biology Past Questions and Answers - page 1
1
In which of the following levels of classification are the members most similar?
A
Order
B
Genus
C
Species
D
Phylum
correct option: c
Users' Answers & Comments2
Spirogyra is regarded as a multicellular plant because
A
the cylindrical cells are linked end to end
B
its cells are linked together by cytoplasmic strands
C
its cells are large
D
it is an algae containing a large vacuole
correct option: b
Users' Answers & Comments3
Which of the following pairs of structures in living organisms do not perform similar functions?
A
Lungs and spiracles
B
Root hairs and mammalian hairs
C
Feathers and scales
D
Contractile vacuole and Kidneys
correct option: b
Users' Answers & Comments4
Which of the following sequences is the correct arrangement of tissues in the anatomy of a young dicotyledonous stem from the inside to the outside ?
A
pith , phloem, cambium, xylem, parenchyma, collenchyma and epidermis
B
Xylem, phloem, cambium, cortex, endodermis, collenchyma and epidermis
C
Pith,xylem, cmbium,phloem,, collenchyma, parenchyma and epidermis
D
phloem, xylem, cambium, cortex, endodermis, collenchyma and epidermis
correct option: c
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An animal which possesses scales nares and a backbone is likely to be a
A
toad
B
lizard
C
rat
D
bat
correct option: b
Users' Answers & Comments6
The opening of the guard cells of the epidermis in plants is by the process of
A
osmosis
B
diffusion
C
active transport
D
transpiration
correct option: a
Users' Answers & Comments7
What happens to a plant if the shoot tip is cut off and replaced by an agar block containing auxin? it will
A
stop growing
B
grow rapidly
C
continue to grow normally
D
die completely
correct option: b
Users' Answers & Comments8
Anaerobic respiration results in the production of
A
more energy than aerobic respiration
B
no energy
C
an equal amont of energy to aerobic respiration
D
less energy than aerobic respiration
correct option: d
Users' Answers & Comments9
Which of the following is not a skeletal tissue?
A
Plasma
B
Chitin
C
Cartilage
D
Bone
correct option: a
Users' Answers & Comments10
Which of the following statements is not correct about the mammalian heart?
A
Oxygenated blood enters the left auricle from the pilmonary vein
B
the walls of the ventricle are thicker than those of the auricle
C
blood passes from of blood into the right ventricle to the left auricle through the aorta
D
the tricuspid valve prevents the back flow of blood into the right auricle
correct option: c
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