Biology
Chemistry
Physics
Earth and Space
Famous Scientist and Discoveries
100

What is the powerhouse of the cell?

What is the Mitochondria?

100

What is the chemical symbol for gold?

What is Au?

100

What force keeps planets in orbit around the Sun?

What is Gravity?

100

What is the most abundant gas in Earth’s atmosphere?

What is Nitrogen?

100

Who developed the theory of general relativity?

Who is Albert Einstein?

200

What molecule carries genetic information in most organisms?

What is DNA?

200

How many protons are in a carbon atom?

What is 6?

200

What is the SI unit of force?

What is a Newton?

200

What is the hottest planet in our solar system?

What is Venus?

200

Who is known as the father of modern genetics?

Who is Gregor Mendel?

300

In cellular respiration, what is the final electron acceptor in the electron transport chain?

What is Oxygen?

300

What is the pH of a neutral solution at 25°C?

What is 7?

300

What is the speed of light in a vacuum (in m/s)

What is 3.0 × 10⁸ m/s?

300

What scale is used to measure the magnitude of earthquakes?

What is the Richter Scale?

300

Who discovered penicillin?

Who is Alexander Fleming?

400

What type of enzyme adds nucleotides to the growing DNA strand during replication?

What is DNA polymerase?

400

Name the type of bond formed when electrons are shared between atoms.

What are covalent bonds?

400

Which law states that for every action there is an equal and opposite reaction?

What is Newton's Third Law of Motion?

400

What type of rock forms from cooled lava or magma?

What is Igneous rock?

400

Who discovered radioactivity and won two Nobel Prizes in different sciences?

Who is Marie Curie?

500

What are the five stages of Mitosis?

What is Interphase, Prophase, Metaphase, Anaphase, and Telophase

500

What is the term for the minimum amount of energy required to start a chemical reaction?

What is Activation Energy?

500

Which fundamental law relates the electric flux through a closed surface to the charge enclosed within that surface?

What is Gauss's Law?

500

What is the name of the hypothetical line around Earth where the sky appears to meet the ground and which astronomers use as a reference point for celestial coordinates?

What is the Celestial horizon?

500

Who proposed the heliocentric model of the solar system?

Who is Nicolaus Copernicus?

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