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General Science Trivia Questions & Answers

General science refers to various scientific subjects, including astronomy, biology, chemistry, environment, genetics, physics, and zoology. Science trivia questions has tricky trivia on various topics on science to check your science quotient.

  • Common general science
  • Human body
  • Space
  • Natural world
  • Famous scientists

Click “+” sign to know the answers. These free science related questions and answers are of mixed level and for all.

General science trivia questions

1. Diamonds are mostly composed of which element?
Carbon

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

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

4. Brass is an alloy of which two metals?
Copper and zinc

5. What is a manometer used to measure?
Gas pressure

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

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

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

9. What is the chemical symbol for potassium?
K

10. What number on the Beaufort wind scale corresponds to hurricane force?
12

Human body trivia questions

1. In which part of the body are the ossicles found?
The ear

2. What is the longest bone in the human body?
The femur (thigh bone)

3. Which organ of the human body is affected by nephritis?
The kidneys

4. What is the name of the largest vein in the human body?
The inferior vena cava

5. Which part of the body is affected by blepharitis?
The eyelids

6. What is the medical term for labored breathing which is derived from the Greek for “bad breath”?
Dyspnoea

7. What part of the human body is affected by scoliosis?
The spine

8. What is the heaviest organ in the human body?
The liver

9. What is the fattiest human organ?
The brain: it is about 60% fat

10. What is the name of the white outer layer of the eyeball?
The sclera

Space trivia questions

1. Sirius, the brightest star in the night sky, is in which constellation?
Canis Major

2. How many moons does Mars have?
Two moons

3. How often does Halley’s Comet appear in the sky?
Every 75 – 76 years

4. Which unit of measurement, used by astronomers to measure the vast distances to objects outside our Solar System, is equal to 3.26 light years?
The parsec

5. After the Sun, which is the nearest star to Earth?
Proxima Centauri

6. On which planet is the largest mountain in the solar system found?
Mars: the mountain is called Olympus Mons

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

8. Who was the second man to walk on the moon?
Buzz Aldrin

9. What was the name of the Soviet spacecraft in which Yuri Gagarin became the first man to orbit the earth?
Vostock I

10. Approximately how many Earth days is a Venus year?
225 days

Natural world trivia questions

1. Which bird has the largest wingspan of all living birds?
The wandering albatross

2. The adjective caprine is used to describe which animal?
Goats

3. What color is an Austrolorp hen?
Black

4. What kind of creature is a lamprey?
A fish

5. How many hearts do octopuses have?
Three

6. Which creature has the largest heart?
The blue whale: its heart weighs more than 1,500 pounds

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

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

9. Cuttlefish, octopuses and squids belong to which order of animals?
Cephalopods

10. Which is the fastest land animal over a short distance?
The cheetah

Famous scientists trivia

1. Which scientist formulated the law of universal gravitation?
Isaac Newton.

2. Who invented the barometer in 1643?
Evangelista Torricelli.

3. Which Swedish scientist invented the Centigrade temperature scale, sometimes named after him?
Anders Celsius.

4. What is the name of the apparatus used to measure an unknown electrical resistance by balancing two legs of a circuit, named after the English scientist who invented it?
The Wheatstone Bridge, named after Sir Charles Wheatstone.

5. Who invented the mathematical system of logarithms?
John Napier.

6. Who discovered penicillin?
Alexander Fleming.

7. Who developed the special theory of relativity?
Albert Einstein.

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

9. Who performed the first human heart transplant in 1967?
Dr. Christiaan Barnard.

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

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