Science Trivia Questions And AnswersScience 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?

Q. How many hearts do octopuses have?

Reveal Answer
A. Three.
Q. On which planet is the largest mountain in the solar system found?

Reveal Answer
A. Mars: the mountain is called Olympus Mons.
Q. What is the heaviest organ in the human body?

Reveal Answer
A. The liver.
Q. Who discovered penicillin?

Reveal Answer
A. Alexander Fleming.
Q. Which creature has the largest heart?

Reveal Answer
A. The blue whale: its heart weighs more than 1,500 pounds.
Q. Who developed the special theory of relativity?

Reveal Answer
A. Albert Einstein.
Q. How many hydrogen atoms are in one molecule of water?

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

Reveal Answer
A. Marie Curie.
Q. Who performed the first human heart transplant in 1967?

Reveal Answer
A. Dr. Christiaan Barnard
Q. What is the fattest human organ?

Reveal Answer
A. The brain: it is about 60% fat.
Q. Which of these is not found in the nucleus: A. proton, B. neutron, C. electron?

Reveal Answer
A. Electron.
Q. Which planet in our solar system is closest to the sun?

Reveal Answer
A. Mercury.
Q. How many compartments does a cow’s stomach have?

Reveal Answer
A. Four.
Q. What is the most abundant gas in the earth’s atmosphere?

Reveal Answer
A. Nitrogen.
Q. What is the longest bone in the human body?

Reveal Answer
A. The femur (thighbone).
Q. What is the chemical symbol for potassium?

Reveal Answer
A. K
Q. Who was the second man to walk on the moon?

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

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

Reveal Answer
A. Charles Darwin.
Q. What number on the Beaufort wind scale corresponds to hurricane force?

Reveal Answer
A. 12.
Q. Diamonds are mostly composed of which element?

Reveal Answer
A. Carbon.
Q. Hematology is a branch of medicine involving the study of what?

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

Reveal Answer
A. Momentum.
Q. Which scientist formulated the law of universal gravitation?

Reveal Answer
A. Isaac Newton.
Q. Brass is an alloy of which two metals?

Reveal Answer
A. Copper and zinc.
Q. In which part of the body are the ossicles found?

Reveal Answer
A. The ear.

Science Trivia Questions

If you liked these science trivia questions, try out the rest of our trivia questions and answers too, including these:

Subscribe Now & Get A Free Joke Book!
Get More Really Funny Jokes & Laughs!

Subscribe to LaffGaff free now and get even more really funny jokes, witty quotes and laughs in our email newsletter! Plus get our free eBook packed with all the best Yo Mama jokes!