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Class 9th Science Chapter 9 MCQ. We covered all the Class 9th Science Chapter 9 MCQ in this post for free so that you can practice well for the exam.
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Class 9th Science Chapter 9 Objective MCQ for Students
The name of the equipment used for measuring blood pressure is
(A) Teachometer
(B) Sphygmomanometer
(C) Actiometer
(D) Barometer
Option b – Sphygmomanometer
Which one of the following can be used to measure temperature above 1500°C?
(A) Clinical thermometer
(B) Thermoelectric couple thermometer
(C) Platinum resistance thermometer
(D) Pyrometer
Option d – Pyrometer
The apparatus used to measure the intensity of light is known as
(A) Anemometer
(B) Calorimeter
(C) Luxmeter
(D) Altimeter
Option c – Luxmeter
Radar is used for
(A) Detecting objects by using light waves
(B) Reflecting sound waves to detect objects
(C) Determining the presence and location of objects with radio waves
(D) Tracking rain-bearing clouds
Option c – Determining the presence and location of objects with radio waves
Which of the following quantities is measured on the Richter scale?
(A) Speed of a glacier
(B) Population growth
(C) Intensity of an Earthquake
(D) Temperature inside the Earth
Option c – Intensity of an Earthquake
Richter scale is used for measuring
(A) the Velocity of sound
(B) the Intensity of light
(C) the Amplitude of seismic waves
(D) the Intensity of sound
Option c – the Amplitude of seismic waves
The intensity of the Earthquake is measured in
(A) Richter scale
(B) Decibel scale
(C) pH scale
(D) Celsius scale
Option a – Richter scale
Which one is not correctly matched?
(A) Celsius: Temperature
(B) Kilowatt hour: Electricity
(C) Rh factor: Blood
(D) Richter scale: Humidity
Option d – Richter scale: Humidity
Which of the following is a seismometer device?
(A) Crescograph
(B) Seismograph
(C) Geiger Counter
(D) Raingauge
Option b – Seismograph
Which of the following is correctly matched?
(A) Thermoresistor: Electronic Thermometer
(B) Capacitor: Thermometer
(C) Bipolar Junction Transistor: Rectifier
(D) Junction Diode: Amplifier
Option a – Thermoresistor: Electronic Thermometer
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