1995 - WAEC Biology Past Questions and Answers - page 1
1
At what level of organisation is Amoeba?
A
Tissue
B
Organ
C
Cellular
D
System
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2
Which of these could be regarded as an advantage of complexity in higher organisms?
A
there is no cellular differentiation
B
Cellular differentiation leads to loss of independence of the cells
C
Complexity stops at cellular differentiation only
D
Cellular differentiation leads to internal structural specialization
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3
Which of the following organisms is one-celled and free-living?
A
Volvox
B
Spirogyra
C
Rhizopus
D
Chlamydomonas
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4
One of the differences between plant and animal cells is that in plants
A
'cells have less distinct outline, but animal cells have distinct outline
B
ell wall is made of cellulose, but animal cell wall is made of chitin
C
large vacuoles are absent, but present in animals
D
plastids are absent, but present in animals
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5
Carbondioxide enters the stomata during photosynthesis through the process known as
A
osmosis
B
active transport
C
diffusion
D
inhalation
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6
Which of the following groups carry out similar functions in living things?
A
Vertebral column, chitin, and guard cells
B
Sclerenchyma, cartilage and chitin
C
Tendon, chitin and neurone
D
Collenchyma, Intercellular spaces and blood vessels
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7
Which of the following statements is correct?
A
biceps muscles has its origin on the head of the humerus
B
biceps muscle is inserted at the ulna
C
triceps muscle originated at the scapula and head of the humerus
D
ulna is pulled up when the biceps is relaxed
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8
Which of the following pairs of tissues is responsible for strengthening the plant?
A
Phloem and Epidermis
B
Parenchyma and Cambium
C
Collenchyma and Sclerenchyma
D
Collenchyma and Cambium
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9
Which of the following is not a tissue found in plants?
A
Epidermis
B
Phloem
C
Xylem
D
Dermis
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10
Higher organisms use a transport system and not diffusion only to distribute nutrients because
A
the ratio of their surface area to volume is small
B
metabolic waste products diffuse to the surface of the organisms
C
the rate at which nutrients and other substances diffuse increases
D
substances to be transported move shorter distances to reach the numerous cells
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