2014 - JAMB Biology Past Questions and Answers - page 5

41
All living organisms are constantly involved in a struggle for existence. This was proposed by
A
Morgan
B
Darwin
C
Lamarck
D
Wallace
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42
Adaptive radiation is illustrated in
A
modified insect mouthparts
B
dentition in mammals
C
wings in birds and bats
D
appendages in insects
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43
i. Growth is mainly apical ii. Growth is specific with definite shape iii. Growth is throughout life. Which of the above correctly describes the growth pattern in plants?
A
i, ii and iii only
B
ii and iii only
C
i and ii only
D
i and iii only
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44
Use the diagram to answer this question. The part labelled II is the
A
nucleus
B
eyespot
C
basal granule
D
contractile vacuole
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45
Use the diagram above to answer this question. The part responsible for photosynthesis is labelled
A
III
B
IV
C
I
D
II
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46
Use the diagram above to answer this question. The young proglottid is represented by
A
III
B
IV
C
I
D
II
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47
In the diagram, the organs for attachments to the lining of the host's intestine are labelled
A
ii and iii
B
iii and iv
C
i and ii
D
i and iii
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48
In the diagram, the part labelled I is the
A
xylem
B
phleom
C
root hairs
D
cortex
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49
The diagram is the transverse section of a
A
monocotyledonous stem
B
dicotyledonous stem
C
monocotyledonous root
D
dicotyledonous root
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