Science Trivia Questions And Answers

It’s not rocket science… or is it?

See how you fare with these fun science trivia questions and answers.

How many can you answer?

Are you an Einstein? Find out with these science trivia questions and answers

Q. How many hearts do octopuses have?


Q. On which planet is the largest mountain in the solar system found?

Mars: the mountain is called Olympus Mons.

Q. What is the heaviest organ in the human body?

The liver.

Q. Who discovered penicillin?

Alexander Fleming.

Q. Which creature has the largest heart?

The blue whale: its heart weighs more than 1,500 pounds.

Q. Who developed the special theory of relativity?

Albert Einstein.

Q. How many hydrogen atoms are in one molecule of water?


Q. Who was the first woman to win a Nobel Prize (for Physics in 1903)?

Marie Curie.

Q. Who performed the first human heart transplant in 1967?

Dr. Christiaan Barnard.

Q. What is the fattiest human organ?

The brain: it is about 60% fat.

Q. Which of these is not found in the nucleus: A. proton, B. neutron, C. electron?


Q. Which planet in our solar system is closest to the sun?


Q. How many compartments does a cow’s stomach have?


Q. What is the most abundant gas in the earth’s atmosphere?


Q. What is the longest bone in the human body?

The femur (thighbone).

Q. What is the chemical symbol for potassium?


Q. Who was the second man to walk on the moon?

Buzz Aldrin.

Q. Which branch of biology deals with the behavior of animals, usually concentrating on animal behavior under natural conditions?


Q. Who first formulated the theory of evolution in his book, “The Origin of Species”?

Charles Darwin.

Q. What number on the Beaufort wind scale corresponds to hurricane force?


Q. Diamonds are mostly composed of which element?


Q. Hematology is a branch of medicine involving the study of what?


Q. What is the product of a body’s mass and its linear velocity?


Q. Which scientist formulated the law of universal gravitation?

Isaac Newton.

Q. Brass is an alloy of which two metals?

Copper and zinc.

Q. In which part of the body are the ossicles found?

The ear.

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