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Biology Past Questions and Answers

Waec Biology Questions

Question 61:

Over-crowding in seedlings of different species is less serious than over-crowding involving one species
because different species may

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A Have different nutritional needs
B Lack the same nutrient
C Be active at the same time
D Have similar tolerance
E Need equal spacing

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Question 62:

The autonomic nervous system comprises

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A Sympathetic and parasympathetic systems
B Cranial and sacral nerves
C Brain and cranial nerves
D Spinal cord and spinal nerves
E Brain and spinal nerves

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Question 63:

The scientist who discovered the honey-comb structure of the cell was

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A Robert Hooke
B Felix Dujardin
C Mathias Schleiden
D Theodore Schowann
E Louis Pasteur

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Question 64:

Which of the following organelles are likely to be present in cells that are actively respiring and
hotosynthesizing?

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A Nucleoli and centrioles
B Lysosomers and ribosomes
C Endoplasmic reticulum and Golgi bodies
D Chloroplasts and mitochondria
E Food vacuoles and contractile vacuoles

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Question 65:

Which of the following is not true about a bacterial colony growing on an agar plate?

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A They are visible without the aid of the microscope
B Bacterial cells found in one colony often belong to one species
C Different colonies have different colours
D Only one species of bacterial colony can grow on a culture at any time
E Colonies growing on an agar plate under the same conditions must belong to one species

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