2007 - JAMB Biology Past Questions and Answers - page 4

31
Use the diagram above to answer this question. The organelle responsible for sexual reproduction is
A
ll
B
l
C
lV
D
lll
correct option: d
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32
Use the diagram above to answer this question.

The process illustrated is
A
gametogenesis
B
sporulation
C
sexual reproduction in Spirogyra
D
sexual reproduction in Rhizopus
correct option: d
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33
Use the diagram above to answer this question.

The structure labelled l is the
A
sporangium
B
hypha
C
zygospore
D
conidiospore
correct option: c
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34
Use the diagram above to answer this question.

If the dogs are offspring of a monohybird cross and the gene G for grey head is dominant cross over its allele g, the individual whose genotype is likely to be gg is
A
ll
B
l
C
IV
D
lll
correct option: b
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35
Use the diagram above to answer this question.

Which of the following will be true of dog ll which lost its tail in an accident if it mates with dog lll.
A
None of its offspring will be born without a tail
B
3/4 of its offspring will be born without tails
C
All its offspiring will be born without tails
D
1/4 of its offspring will be born without tails
correct option: a
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36
In the diagram, it shows that the orgasms are
A
hermaphrodite
B
viviparous
C
oviparous
D
ovoviviparous
correct option: c
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37
The breeding posture illustrated in the diagram is known as
A
mating
B
amplexus
C
courtship display
D
reproductive swimming
correct option: b
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38
In the diagram, the experiment demonstrates
A
geotropism
B
thigmotropism
C
phototropism
D
hydrotropism
correct option: d
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39
In the diagram, the part marked I will contain a high concentration of
A
ascorbic acid
B
abscisic acid
C
ethylene
D
auxin
correct option: d
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40
In the diagram, the organelle responsible for heredity is
A
iii
B
iv
C
ii
D
i
correct option: a
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