1. Which instrument is used to monitor blood pressure?
A) Blood Glucose Meter
B) Sphygmomanometer
C) Thermometer
D) Barometer
Correct Answer: B) Sphygmomanometer
Explanation: A sphygmomanometer is used to measure blood pressure, providing crucial information about the force of blood flow through the arteries.

2. What is the instrument used to measure wind speed?
A) Hygrometer
B) Thermometer
C) Anemometer
D) Manometer
Correct Answer: C) Anemometer
Explanation: An anemometer is specifically designed to measure the velocity or speed of wind, important for weather and environmental studies.

3. Which device is used to measure the flow of electric current?
A) Ammeter
B) Barometer
C) Pyrometer
D) Hygrometer
Correct Answer: A) Ammeter
Explanation: An ammeter measures the electric current flowing through a conductor, essential in electrical circuits.

4. Which instrument helps measure very high temperatures?
A) Thermometer
B) Pyrometer
C) Barometer
D) Hygrometer
Correct Answer: B) Pyrometer
Explanation: A pyrometer is used to measure high temperatures, especially in industrial processes where extreme heat is involved.

5. Which tool is used for measuring liquid or gas pressure?
A) Thermometer
B) Manometer
C) Pyrometer
D) Hygrometer
Correct Answer: B) Manometer
Explanation: A manometer is used to measure pressure in liquids or gases, useful in laboratory and industrial settings.

6. Which device measures atmospheric pressure?
A) Barometer
B) Hygrometer
C) Thermometer
D) Anemometer
Correct Answer: A) Barometer
Explanation: A barometer measures the pressure exerted by the Earth’s atmosphere, an important tool in weather prediction.

7. What instrument measures the level of humidity in the air?
A) Thermometer
B) Manometer
C) Hygrometer
D) Anemometer
Correct Answer: C) Hygrometer
Explanation: A hygrometer is used to measure humidity, helping to determine the moisture content of the air.

8. Which instrument is used to measure precise time intervals?
A) Chronometer
B) Galvanometer
C) Barometer
D) Pyrometer
Correct Answer: A) Chronometer
Explanation: A chronometer is a highly accurate timekeeping device, crucial in navigation and other precise time measurements.

9. Which instrument measures the purity of milk?
A) Lactometer
B) Anemometer
C) Hygrometer
D) Glucometer
Correct Answer: A) Lactometer
Explanation: A lactometer measures the specific gravity of milk to assess its purity, especially useful in dairy industries.

10. Which device is used to measure the magnitude of earthquakes?
A) Richter Scale
B) Pyrometer
C) Barometer
D) Thermometer
Correct Answer: A) Richter Scale
Explanation: The Richter scale is used to quantify the size or magnitude of seismic events like earthquakes, providing valuable data for emergency response and research.

11. Which instrument detects small electrical currents?
A) Galvanometer
B) Ammeter
C) Manometer
D) Hygrometer
Correct Answer: A) Galvanometer
Explanation: A galvanometer detects and measures weak electrical currents, essential for scientific experiments and electrical testing.

12. What instrument is used to monitor blood sugar levels?
A) Lactometer
B) Glucometer
C) Anemometer
D) Chronometer
Correct Answer: B) Glucometer
Explanation: A glucometer measures blood glucose levels, widely used by diabetics to monitor their blood sugar.

13. Which tool is used to record rainfall?
A) Rain Gauge
B) Thermometer
C) Hygrometer
D) Pyrometer
Correct Answer: A) Rain Gauge
Explanation: A rain gauge is used to collect and measure the amount of rainfall, crucial for meteorological studies.

14. What is used to measure the loudness or intensity of sound?
A) Pyrometer
B) Audiometer
C) Thermometer
D) Barometer
Correct Answer: B) Audiometer
Explanation: An audiometer measures the intensity and frequency of sound, commonly used in hearing tests.