Photosynthesis Quiz

What is the role of light in photosynthesis?

• It is used to convert glucose into energy

• It is used to convert carbon dioxide and water into glucose and oxygen

• It is used to absorb oxygen

• It is used to produce carbon dioxide

What does "photo-" mean in the context of photosynthesis?

• Dark

• Light

• Water

• Air

What does "-synthesis" mean in the context of photosynthesis?

• Break down

• Produce/make

• Absorb

• Destroy

What is the source of energy for photosynthesis?

• The Moon

• The Sun

• The Earth

• The Stars

What is the primary function of chlorophyll in plants?

• To absorb nutrients from the soil

• To store water

• To absorb light and provide green pigment

• To protect the plant from predators

What is the role of stomata in leaves?

• To transport water

• To absorb nutrients

• To allow gas exchange

• To store glucose

What is the purpose of air spaces in the spongy mesophyll?

• To store oxygen

• To allow gas exchange

• To absorb light

• To transport water

Which is a reactant in photosynthesis?

• Oxygen

• Water

• Nutrients and minerals

• oxygen

1. Two substances, X and Y, are used by a plant cell in a process that forms the products shown below. What substances are represented by X and Y?

• Oxygen and nitrogen
• Carbon dioxide and water
• Hydrogen and helium
• Salt and sugar

What needs to be placed where the X is in the formula?

• oxygen

• glucose

• carbon

• sunlight