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Biology Past Questions and Answers

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Waec Biology Questions

Question 1716:

Which of the following ecological factors will result in food shortage?

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A Drought
B Low rate of reproduction
C Emigration
D Topography

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Question 1717:

Soil permeability refers to

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A How easily water passes through the soil
B The proportion of air in the soil
C The proportion of water the soil holds
D How well water rises up the soil

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Question 1718:

Which of the following groups of organisms do not have members that can be called autotrophs?

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A Protists
B Mosses
C Chlorophyta
D Fungi

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Question 1719:

Which of the following pyramids gives the most accurate picture of the relationships between at the various trophic levels in a food chain? A pyramid of

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A Numbers
B Energy
C Biomass
D Size

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Question 1720:

Which of the following statements is not associated with pyramids of energy?

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A Efficiency of energy transfer between trophic levels can be studied
B Comparisons of pyramids for different ecosystems can be made
C More accurate comparisons of trophic levels
D Representation of numbers of organisms at different trophic levels

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