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Biology Past Questions and Answers

Waec Biology Questions

Question 676:

The abiotic factor which determines the depth to which light penetrates in a pond is

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A Current
B Turbidity
C Wind
D Salinity

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Question 677:

Which of the following organisms is a producer?

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A Spirogyra
B Mucor
C Rhizopus
D Yeast

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Question 678:

Which of the following groups consists of heterotrophs?

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A Mucor, chlamydomonas and Euglena
B Spirogyra, Mucor and Mushroom
C Man, Mucor and Mushroom
D Man, Maize and Cowpea

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Question 679:

Which of the following organisms will not bring about decomposition?

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A Earthworm
B Bactenum
C Mould
D Spirogyra

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Question 680:

Which of the following is not released during decay of living matter?

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A Ammonia
B Oxygen
C Carbon dioxide
D Heat energy

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