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Biology Past Questions and Answers

Jamb Biology Questions

Question 26:

Sclerenchyma cells are lignified to

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A Strengthen and support the plant
B Transport synthesized food
C Conduct water and salt
D Protect the plant from injury

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Question 27:

The pineapple fruit is best described as

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A Aggregate, succulent and indehiscent
B Aggregate, succulent and dehiscent
C Multiple, succulent and indehiscent
D Multiple, succulent and dehiscent

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Question 28:

A flower showing radial symmetry is said to be

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A Pentamerous
B Protandrous
C Protogynous
D Actinomorphic

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Question 29:

A samara differs from a cypsela by having

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A An extended pericarp
B A hard pericarp
C A pericarp fused with seed coat
D Some hairy outgrowth on the pericarp

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Question 30:

The plantain reproduces asexually by

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A Suckers
B Buds
C Fragments
D Spores

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