Punjab Public Service Commission — Complete MCQ Bank
PPSC examinations recruit candidates for Punjab government departments and commonly test general knowledge, current affairs, English and post-related subjects.
Which gas makes up approximately 21 percent of Earth's atmosphere and is essential for respiration?
Which instrument is used to detect and measure the magnitude of earthquakes?
Which instrument is used to measure wind speed?
Which instrument is used to measure humidity levels in the atmosphere?
Which device measures atmospheric pressure and is commonly used for weather forecasting?
Which type of wave does light represent in terms of its propagation?
Which everyday process best illustrates the conversion of chemical energy into mechanical energy?
Which common kitchen substance is used as a natural antacid due to its alkaline properties?
Which type of lens is used to correct hyperopia or farsightedness?
Which type of lens is used to correct myopia or nearsightedness?