General Science MCQs Test

Which subatomic particle has a positive charge?

What is the atomic number of hydrogen?

Which of the following is a type of renewable energy?

What is the boiling point of water in Celsius?

Which type of rock is formed from cooling magma or lava?

Which of the following is a type of simple machine?

Which type of rock is formed by the cooling of magma or lava?

Which scientist is known for the theory of relativity?

What force pulls all objects towards the center of the Earth?

Which of the following is a mammal?

Which planet is known as the Red Planet?

What is the hardest natural substance on Earth?

What is the main function of red blood cells?

How many bones are in the human body?

What is the process of changing a liquid into a gas called?

What is the unit of energy in the metric system?

What is the speed of light in a vacuum?

Which gas do plants use for photosynthesis?

What is the closest star to Earth, other than the sun?

What type of energy is stored in food?

Which of the following is a noble gas?

What is the chemical symbol for water?

What is the force that pulls objects towards the center of the Earth?

Which planet has the most moons in our solar system?

What is the Earth’s outermost layer called?

What is the chemical formula for water?

What is the main function of the red blood cells?

What is a group of similar cells working together called?

What is the process of a solid turning directly into a gas called?

What is the chemical symbol for gold?

Which of the following is a greenhouse gas?

What is the hardest natural substance on Earth?

What is the largest organ in the human body?

Which planet is known as the Red Planet?

What is the closest star to Earth?

Which of the following is a vector quantity?

What is the chemical symbol for water?

What is the fastest animal on land?

Which planet is known as the red planet?

What is the chemical symbol for gold?

What is the chemical symbol for gold?

Which organ in the human body produces insulin?

Which of the following is a primary color of light?

What is the unit of resistance?

What is the largest organ in the human body?

Which of the following is a primary color?

Which planet is the hottest in our solar system?

Who proposed the theory of general relativity?

Who is known as the father of modern chemistry?

What is the study of the Earth’s physical structure and substance called?

Which of the following is a unit of measurement for distance in space?

What is the process of a liquid turning into a gas at the surface called?

What is the chemical symbol for iron?

What is the chemical formula for table salt?

What is the chemical symbol for helium?

Which planet is known as the Morning Star and the Evening Star?

What is the process of a gas changing into a liquid called?

What is the chemical symbol for carbon?

What is the center of an atom called?

Which of the following is considered a greenhouse gas?

What is the chemical formula for water?

What is the study of living organisms called?

What is the longest bone in the human body?

Which scientist is credited with the discovery of electromagnetic induction?

What is the study of living organisms called?

What is the largest organ in the human body?

What is the study of earthquakes called?

What is the unit of measurement for force?

What is the hardest natural substance on Earth?

Which planet is known as the Blue Planet?

What is the freezing point of water in Celsius?

What is the study of Earth’s atmosphere called?

Which gas do plants use to produce energy?

What is the main component of natural gas?

Which of the following is not a renewable energy source?

Which planet is known as the Red Planet?

What is the chemical symbol for gold?

What is the process of a solid changing directly into a gas called?

Which of the following is NOT a type of cloud?

Which gas do plants use for photosynthesis?

What is the process of the Earth’s outer layer breaking into pieces called?

Which of the following is a primary color of light?

What type of energy does a battery store?

What is the main component of the Earth’s atmosphere?

What is the process of a gas turning into a liquid called?

What is the freezing point of water in Celsius?

Which of the following is a type of simple machine?

Which of the following is a greenhouse gas?

What is the chemical symbol for hydrogen?

What is the SI unit for measuring temperature?

What is the chemical symbol for silver?

What is the process of a gas turning into a liquid called?

What is the process of a liquid turning into a gas called?

Which element has the highest melting point?

What is the largest planet in our solar system?

What causes tides in the oceans?

Which planet is known as the Morning Star or Evening Star?

What does the Richter scale measure?

Which natural disaster is measured using the Richter scale?

What is the chemical symbol for iron?

What is the process of plants releasing water vapor called?

Which of the following is not a state of matter?

What is the process by which plants make their food called?

What is the SI unit of frequency?

What is the powerhouse of the cell?

Which gas makes up the largest percentage of the Earth’s atmosphere?

What is the process by which plants make their food called?

Which of the following is not a renewable source of energy?

What is the process of a liquid turning into a gas called?

What is the process of plants making food using sunlight called?

What is the strongest force in the universe?

Which scientist is known for the theory of relativity?

Which of the following is a metal?

What is the Earth’s primary source of energy?

What is the study of the universe beyond the Earth called?

What is the main function of the ozone layer?

Which of the following is a renewable energy source?

What is the process by which plants make their food?