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

• Respiration

• Photosynthesis

• Transpiration

• Digestion

Which part of the cell contains the genetic material?

• Cytoplasm

• Nucleus

• Cell membrane

• Ribosome

What is the boiling point of water in Celsius?

• 50°C

• 100°C

• 0°C

• 200°C

Which planet is known as the Red Planet?

• Venus

• Earth

• Mars

• Jupiter

What force pulls objects toward the Earth?

• Magnetism

• Friction

• Gravity

• Electricity

What is the chemical symbol for water?

• O2

• CO2

• H2O

• H2

Which gas do plants absorb from the atmosphere?

• Oxygen

• Nitrogen

• Carbon dioxide

• Helium

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

• Lungs

• Liver

• Heart

• Kidney

What type of energy is stored in food?

• Kinetic energy

• Thermal energy

• Chemical energy

• Mechanical energy

What is the smallest unit of life?

• Tissue

• Organ

• Cell

• Organism