Final Exam1

p191 What is one function of the other pigments  besides chlorophyll, in the chloroplast?

• to block damaging wavelengths of light

• to absorb different wavelengths than the chloroplasts

• to provide different colors to the leaves

• to transfer energy to a separate photosystem beside the one using chlorophyll a and b.

p188 What is the primary function of the light reactions of photosynthesis?

• To produce glucose

• To produce NADPH and ATP

• To use ATP

• To produce RuBP

p195 What supplies the electrons that are lost in PS I?

• the electrons from PS II

• water

• glucose

• oxygen

p188 What is the function of NADP+?

• It absorbs light

• It is an electron carrier

• It is a light-reflecting pigment

• It acts as long-term energy storage

p198 Which of the following molecules is not needed for the Calvin Cycle?

• CO₂

• ATP

• NADPH

• H₂O

p190 Green plants reflect ________ light.

• Red

• Green

• All

• Red and Violet

p188 The light reactions occur in the ________ and the dark reactions take place in the ________.

• Chloroplast / thylakoid membrane

• stroma / thylakoid

• mesophyl / stomata

• thylakoid membrane / stroma

Where does the carbon come from that is used to form glucose?

• The soil

• CO₂ in the air

• From other carbohydrates

• Calvin Cycle

p189 Where is glucose synthesized

• Photosystem II

• Photosystem I

• Calvin Cycle

• Glycolysis

p194 When oxygen is released as a result of photosynthesis, it is a direct by-product of

• reducing NADP+

• splitting water molecules

• chemiosmosis

• electron transfer in photosystem II and I