Quiz time

What is the process by which plants make their own food?

• Respiration

• Photosynthesis

• Digestion

• Fermentation

Which of the following is a primary function of the nucleus in a cell?

• A) Cell division
• B) Oxygen transport
• D) Photosynthesis
• C) Genetic information storage

What is the hardest natural substance on Earth?

• Diamond
• Platinum
• Silver
• Gold

Which planet is known as the Red Planet?

• Mars
• Saturn
• Jupiter
• Venus

What is the chemical symbol for water?

• HO2
• O2H
• H2O
• H2

What is the smallest unit of matter?

• Atoms
• Planets
• Cells
• Molecules

Which of these elements is a noble gas?

• Helium (He)
• Carbon (C)
• Nitrogen (N)
• Oxygen (O)

Which force holds the planets in orbit around the Sun?

• Magnetism
• Friction
• Gravity
• Wind

What is the chemical formula for glucose?

• H2O
• NaCl
• CO2
• C6H12O6

Which of these is NOT a type of galaxy?

• Starfish Galaxy
• Whirlpool Galaxy
• Andromeda Galaxy
• Sombrero Galaxy