Photosynthesis & Cell Respiration Review

What gas is an input to start photosynthesis?

• oxygen

• carbon dioxide

• hydrogen

• nitrogen

What gas is an output of photosynthesis?

• oxygen

• carbon dioxide

• hydrogen

• nitrogen

Which organisms can do cell respiration?

• plants

• animals

• fungus

• all of these

In which organelle does respiration occur?

• vacuole

• mitochondria

• cell wall

• chloroplast

What gas is needed as an input to start respiration?

• oxygen

• carbon dioxide

• hydrogen

• nitrogen

What gas is given off as a product (output) of respiration?

• oxygen

• carbon dioxide

• hydrogen

• nitrogen

How do plants get the carbon (carbon dioxide) that they need to start photosynthesis?

• from the air

• from water

• from the soil

• from fertilizer

How do animals get the carbon found in glucose that they need?

• from the air

• from water

• from the soil

• from their food

Oxygen (O₂) is an input material of which process?

• Photosynthesis

• Cellular Respiration

• both photosynthesis & cell respiration

Oxygen (O₂) is a product (output) of which reaction?

• Photosynthesis

• Cellular Respiration

• both photosynthesis & cell respiration