🔬 General Science Solved MCQs with Answers

Practice 4010 approved 🔬 General Science questions with verified answers from the 🌐 Current Affairs & GK subject for Pakistan exams.

4010 solved MCQs

Which of the following is an inorganic acid?Answer: Nitric acid Which gas is produced by burning gas heater in winter, which causes death if accumulates in high amounts?Answer: Carbon monoxide Methane is reacts with oxygen molecule to give product of water and carbon dioxide, it is characterized as _____?Answer: Combustion Table tennis balls are made from _____?Answer: Casein Special glasses used to observe the solar eclipse are made by the use of _______?Answer: Lenses Night blindness is caused by lack of which vitamin?Answer: Vitamin A Balance the following chemical equation: KNO₃ → KNO₂ + O₂?Answer: 2KNO₃ → 2KNO₂ + O₂ Ozone layer protect us from the harmful _______ of the Sun.Answer: Ultraviolet rays The Earth takes about ______ to complete one rotation around its axis.Answer: 24 hours When a gas turns into a liquid the process is called:Answer: Condensation Yeast used in making of bread is a:Answer: Fungus The disease Diphtheria affects the ______ in the human body.Answer: Throat Acoustics is a branch of physics that deals with the study of?Answer: Sound The science of celestial bodies is known as?Answer: Astronomy Study of maps and features of the universe is called?Answer: Cosmology Scientific study and measurement of behavior is called?Answer: Psychology What is the shape of Milky Way Galaxy?Answer: Spiral Which is the coldest planet of the Solar System?Answer: Uranus Which of the following planets has the maximum number of Satellites?Answer: Saturn Which planet takes the longest time to go once around the Sun?Answer: Neptune The theory stating that new matter is always created to fill the space left by the universe is called?Answer: Steady State What is the velocity of sound in air at sea level?Answer: 343 meters per second Acceleration caused by gravity is:Answer: 9.8 m/s² A rocket needs the speed of ______ to escape from earth’s gravity.Answer: 7 miles per second Sunlight is composed of how many colours?Answer: 7 colours Which rarest gas is present in air?Answer: Xenon Minor objects in irregular shape orbiting the sun are called:Answer: Asteroid The theory about the beginning of the Universe by a huge explosion is called?Answer: Big Bang Constellation is:Answer: Patterns or groups of stars in the sky The sun takes ______ years to travel around the galaxy?Answer: 225 million