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Biology Past Questions and Answers

Jamb Biology Questions

Question 41:

The flippers of a whale and the fins of a fish are examples of

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A Divergent evolution
B Co-evolution
C Continuous variation
D Convergent evolution

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Question 42:

The yellowish colored liquid component of blood that normally holds the blood cells in suspension is

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A Serum
B Plasma
C Water
D Thrombocyte

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Question 43:

The function of pith in plant is

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A Absorb mineral salt and nutrient from the soil
B Pith, or medulla, is a tissue in the stems of vascular plants. Pith is composed of soft, spongy parenchyma cells, which store and transport nutrients throughout the plant.
C Trap chlorophyll from the sunlight
D Removal of waste product from the plant

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Question 44:

A pollutant that is mostly associated with acid rain is

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A Nitrogen (IV) oxide
B Ozone
C Flourine
D Carbony (IV) oxide

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Question 45:

What is the function of contractile vacuole in paramecium?

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A Produces Enzymes
B Gets rid of excreta
C Stores and digest food
D Gets rid of excess water

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