Science Trivia Quiz

From atoms to outer space, test your scientific knowledge with this fun and educational quiz!

21 Questions 0 Takers

1 What is the boiling point of water?

A. 100°C

B. 90°C

C. 80°C

2 Which planet is known as the Red Planet?

A. Venus

B. Mars

C. Jupiter

3 What gas do plants breathe in that humans and animals breathe out?

A. Oxygen

B. Nitrogen

C. Carbon dioxide

4 What force pulls objects toward the earth?

A. Gravity

B. Magnetism

C. Electricity

5 What is the main gas found in the air we breathe?

A. Oxygen

B. Carbon dioxide

C. Nitrogen

6 How many bones does an adult human have?

A. 206

B. 210

C. 195

7 Which is the largest planet in our solar system?

A. Saturn

B. Jupiter

C. Neptune

8 What type of animal is a frog?

A. Reptile

B. Amphibian

C. Mammal

9 What is the chemical symbol for gold?

A. Au

B. Ag

C. Go

10 What is the hardest natural substance on Earth?

A. Gold

B. Iron

C. Diamond

11 How many planets are in our solar system?

A. 8

B. 9

C. 7

12 What part of the plant conducts photosynthesis?

A. Stem

B. Leaf

C. Root

13 Which gas is most abundant in the Earth's atmosphere?

A. Oxygen

B. Nitrogen

C. Carbon dioxide

14 Which vitamin is produced when the human body is exposed to sunlight?

A. Vitamin C

B. Vitamin D

C. Vitamin A

15 What is the center of an atom called?

A. Electron

B. Nucleus

C. Proton

16 What is the formula for water?

A. CO2

B. H2O

C. O2

17 Which of these is not a type of rock?

A. Igneous

B. Sedimentary

C. Plastic

18 How many hearts does an octopus have?

A. 1

B. 2

C. 3

19 Which element breathes life into the periodic table as number 8 and is essential for combustion?

A. Hydrogen

B. Oxygen

C. Carbon

20 What is the primary source of energy for the Earth?

A. The Moon

B. The Earth's core

C. The Sun

21 Which part of the human body contains the femur?

A. Arm

B. Leg

C. Head