Photosynthesis Quiz

What is water's role in photosynthesis?

• A. To hydrate plants and removes harmful waste products.

• B. To create a liquid solute for oxygen to be made.

• C. To provide electrons and hydrogen, to energize ATP and NADPH.

• D. To help plants with gas exchange, such as diffusion of CO₂.

What does chlorophyll do?

• A. Absorb specific wavelengths (color) of visible light for energy.

• B. Transports energy between plant cells.

• C. Absorb CO2 in the Stroma to create sugar.

• D. Transports e in the electron transport chain.

What are the two products of the light reactions that are needed for the Calvin cycle?

• A. Oxygen and NADPH

• B. CO2 + O2 + H2O

• C. Light + Sugar

• D. NADPH and ATP

What is the function of NADPH and ATP?

• A. They are short term energy carriers

• B. They are light-reflecting pigments

• C. They power the light-dependent reactions

• D. They absorb light

Where do the dark reactions (Calvin cycle) take place?

• A. Thylakoid membrane

• B. Stroma

• C. Lumen

• D. Chloroplast

What is true about pigments?

• A. Chlorophyll is best at absorbing green and yellow light

• B. Carotenoid is best at absorbing blue-violet light

• C. Carotenoid is best at absorbing yellow, orange, and red light

• D. Chlorophyll a makes plants either violet or red

As the intensity of light increases, the rate of photosynthesis will...

• A. Decrease at first, then increase

• B. Increase exponentially

• C. Decrease

• D. Increase

What is the primary function of chlorophyll in photosynthesis?

• A. To absorb specific wavelengths of light for energy

• B. To transport energy between plant cells

• C. To absorb CO2 in the Stroma to create sugar

• D. To transport electrons in the electron transport chain

Where does the Calvin cycle take place?

• A. Thylakoid membrane

• B. Stroma

• C. Lumen

• D. Chloroplast

What are the two products of the light reactions that are needed for the Calvin cycle?

• A. Oxygen and NADPH

• B. CO2 + O2 + H2O

• C. Light + Sugar

• D. NADPH and ATP