Quiz time

What is the powerhouse of the cell?

• Nucleus

• Mitochondria

• Chloroplast

• Ribosome

Which planet is known as the Red Planet?

• Jupiter

• Mars

• Saturn

• Venus

What is the chemical symbol for water?

• H

• O

• H20

• HO

Which gas do plants absorb from the atmosphere?

• Oxygen

• Nitrogen

• Carbon dioxide

• Hydrogen

Who proposed the theory of general relativity?

• Isaac Newton

• Albert Einstein

• Stephen Hawking

• Galileo Galilei

What is the smallest bone in the human body?

• Femur

• Patella

• Stapes

• Ulna

What is the chemical symbol for gold?

• Au

• Ag

• Go

• Gd

Which organ in the human body produces insulin?

• Liver

• Kidney

• Pancreas

• Heart

What process converts light energy into chemical energy in plants?

• Photosynthesis

• Respiration

• Fermentation

• Combustion

What is the hardest natural substance on Earth?

• Diamond

• Quartz

• Ruby

• Emerald