WAEC Biology 2023 Objective — Question 31

Question 31 of 50 from the West African Examinations Council (WAEC) Biology 2023 Objective paper, with the correct answer and a full explanation.

Which of the following instruments is not used in measuring abiotic factors in a habitat?

A. Thermometer
B. MicroscopeCorrect
C. Hygrometer
D. Wind vane

Explanation

Thermometer→Temperature, Hygrometer→Relative humidity, Wind vane→Wind direction. A microscope is used to view small organisms/cells, not to measure an abiotic factor.

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