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 astronomical event marks the day with nearly equal hours of day and night worldwide?
Which astronomical event marks the day with the longest period of daylight in the Northern Hemisphere?
Which atmospheric phenomenon causes the sky to appear reddish orange during sunrise and sunset?
Which atmospheric phenomenon causes the sky to appear blue during the day?
Which type of precipitation forms as layered ice balls created by strong updrafts within thunderstorms?
Which type of precipitation forms when raindrops freeze before reaching the ground in cold conditions?
Which natural process explains the formation of clouds in the atmosphere?
Which everyday phenomenon explains why a metal spoon feels colder than a wooden spoon at the same room temperature?
Which modern lighting technology is significantly more energy efficient than traditional incandescent bulbs?
Which device converts electrical energy into light energy using a glowing filament?