Photosynthesis & Cellular Respiration

Which gas do plants give off after photosynthesis?

• Oxygen

• Carbon

• Nitrogen

• Hydrogen

Plants need ________from the air for photosynthesis

• oxygen
• soil
• carbon dioxide
• sugar

The products of photosynthesis are

• water and carbon dioxide
• oxygen and water
• sugar and cabon dioxide
• oxygen and sugar (glucose)

The main source of energy for all life comes from ____.

• the Earth
• the moon
• the sun
• the food we eat/make

In which organelle of the plant cells does photosynthesis occur?

• Nucleus

• Chloroplast

• Mitochondria

• Vacuole

In which organelle does cellular respiration occur in animal and plant cells?

• Chloroplast

• Nucleus

• Mitochondria

• Vacuole

What is the purpose of cellular respiration?

• to break down food
• to create energy in the body
• to release energy from food
• there is none; it's a waste of time

What is the correct equation for cellular respiration?

• 6O₂ + C₆H₁₂O₆ -> 6CO₂ + 6H₂O + Energy
• 6O₂ + C₆H₁₂O₆ + Energy -> 6CO₂ + 6H₂O
• 6CO₂ + 6H₂O -> 6O₂ + C₆H₁₂O₆ + Energy
• 6CO₂ + 6H₂O + Energy -> 6O₂ + C₆H₁₂O₆

you breathe in oxygen for

• photosynthesis

• fermentation

• mitosis

• cellular respiration

Cellular respiration is different from fermentation in that respiration needs...

• oxygen

• carbon dioxide