Respiration Cambridge PreLess

Why energy is important to our body? (Multiple answers)

• Do daily activities

• Repair cells

• Send electrical impulses

• Keep our body warm

• Build muscles

Where do we get energy? (Multiple answer)

• From water
• From food

• From sunlight

• From sleeping

What type of food do we get the energy from?

• Vitamins and minerals
• Water and fiber
• Sugars and artificial sweeteners
• Carbohydrates, fats, and proteins

Which cell structure helps generating energy for cell respiration?

• Golgi apparatus
• Ribosomes
• Mitochondria
• Endoplasmic reticulum
• Nucleus

What is the name of chemical reaction happens during cell respiration?

• Fermentation
• Photosynthesis
• Aerobic respiration
• Anaerobic respiration

Which is the correct word equation for cell respiration?

• Glucose + Oxygen -> Carbon Dioxide + Water + Energy

• Glucose + Carbon Dioxide -> Oxygen + Water + Energy

• Water + Oxygen -> Glucose + Carbon Dioxide + Energy

• Carbon Dioxide + Water -> Glucose + Oxygen + Energy

Respiring cells get a little bit (a)   than their surroundings​

• warmer
• cooler
• energized
• slower
• faster

Glucose + Oxygen -> Carbon Dioxide + Water

What are the reactants in this reaction?

• Oxygen

• Carbon Dioxide

• Water

• Glucose

Glucose + Oxygen -> Carbon Dioxide + Water

What are the products in this reaction?

• Glucose

• Carbon Dioxide

• Water

• Oxygen

Choose the correct statement

• The air we breathe out contains more carbon dioxide than the air we breathe in

• The air we breathe in contains more carbon dioxide than the air we breathe out

• The air we breathe out contains more oxygen than the air we breathe in

• The air we breathe in contains more oxygen than the air we breathe out