General Knowledge Quiz 4

In which continent is the Sahara Desert located?

• Asia

• Africa

• Australia

• South America

What is the chemical symbol for gold?

• Ag

• Au

• Pb

• Fe

What is the hardest substance in the human body?

• Bone

• Tooth enamel

• Cartilage

• Nails

Who invented the telephone?

• Thomas Edison

• Nikola Tesla

• Alexander Graham Bell

• Isaac Newton

How many states make up the United States of America?

• 48

• 50

• 52

• 45

What is the largest bird in the world?

• Eagle

• Penguin

• Ostrich

• Albatross

How many hearts does an octopus have?

• One

• Two

• Three

• Four

What is the boiling point of water?

• 90°C / 194°F

• 100°C / 212°F

• 110°C / 230°F

• 50°C / 122°F

Who is known as the father of modern physics?

• Isaac Newton

• Albert Einstein

• Galileo Galilei

• Stephen Hawking

What type of animal is a Komodo dragon?

• Mammal

• Amphibian

• Reptile

• Fish