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JAMB Biology 1981 Question 37

Question 37

Ecosystem and Ecological Factors

An instrument used in measuring the speed of wind is

  1. A.a barometer
  2. B.a wind gauge
  3. C.a wind vane
  4. D.an anemometer
  5. E.a hydrometer
Show the answer and explanation

Answer: D (an anemometer)

Explanation

An anemometer's spinning cups measure wind speed; a wind vane shows direction.