Biology
JAMB 1992
Pawpaw seeds collected from a tree with many desirable agronomic qualities did not give rise to plants of desirable character as the parent because
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A.
seeds are not reliable for propagating plants
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B.
uncontrolled out-crossing can introduced unwanted variability
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C.
vegetative propagation is best form of reproduction of all crop
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D.
seeds were not physiologically mature at the harvest
Correct Answer: Option B
Explanation
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