Fun Science Quiz for Grade 2

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

• Photosynthesis

• Respiration

• Digestion

• Evaporation

Which part of the plant is responsible for absorbing water and nutrients from the soil?

• Stem

• Leaves

• Roots

• Flowers

What is the largest planet in our solar system?

• Earth

• Mars

• Jupiter

• Venus

What do you call the change of state from a solid directly to a gas?

• Melting

• Freezing

• Sublimation

• Condensation

Which gas do humans need to breathe in to survive?

• Carbon Dioxide

• Oxygen

• Nitrogen

• Helium

What is the boiling point of water in degrees Celsius?

Which part of the human body pumps blood?

• Brain

• Lungs

• Heart

• Stomach

What is the main source of energy for the Earth?

• The Moon

• The Sun

• The Stars

• The Wind

What is the chemical symbol for water?

Which animal is known as the "King of the Jungle"?

• Elephant

• Tiger

• Lion

• Bear