SCIENCE QUIZ BEE 2025

Which organ in the human body is responsible for pumping blood?

• Lungs

• Brain

• Heart

• Stomach

Which of the following is an example of a solid?

• Water

• Ice

• Oxygen

• Steam

What energy transformation happens when a flashlight is turned on?

• Chemical → Electrical → Light

• Heat → Light → Sound

• Light → Electrical → Heat

• Mechanical → Chemical → Electrical

Which celestial body is known as the "Earth's natural satellite"?

• The Moon

• The Sun

• Mars

• Jupiter

Why do we see lightning before we hear thunder?

• Thunder is silent

• Light travels faster than sound

• Sound travels faster than light

• Lightning produces no sound

Which of the following animals undergoes complete metamorphosis?

• Frog

• Butterfly

• Chicken

• Dog

What is the primary reason why we experience day and night?

• The Earth orbits the Sun

• The Sun moves around the Earth

• The Earth rotates on its axis

• The Moon blocks the Sun

Which of the following processes changes liquid water into water vapor?

• Condensation

• Evaporation

• Freezing

• Melting

What type of energy is stored in food?

• Mechanical energy

• Chemical energy

• Electrical energy

• Nuclear energy

Why does an object appear black?

• It reflects all colors

• It absorbs all colors

• It emits light

• It changes its shape