PHOTOSYNTHESIS OVERVIEW ELS QUIZ

Where do the light-dependent reactions of photosynthesis occur within the chloroplast?

• Stroma

• Outer membrane

• Thylakoid membrane

• Intermembrane space

Besides chlorophyll A, what other pigments are typically found in leaves?

• Melanin and hemoglobin

• Carotene and xanthophylls

• Anthocyanins and phycobilins

• Lycopene and beta-carotene

What are the necessary reactants for photosynthesis?

• Glucose and oxygen

• ATP and NADPH

• Water and carbon dioxide

• Light and chlorophyll

What are the primary products of photosynthesis?

• Carbon dioxide and water

• Glucose and oxygen

• Light and water

• ATP and NADPH

What are the primary energy-carrying molecules produced during the light-dependent reactions of photosynthesis?

• ATP and glucose

• NADPH and oxygen

• ATP and NADPH

• Glucose and oxygen

What is the main product of the Calvin cycle that can be used to synthesize sugars like glucose?

• Ribulose 1,5-bisphosphate (RuBP)

• Glyceraldehyde 3-phosphate (G3P)

• 3-phosphoglycerate

• Carbon dioxide

Under what condition does photorespiration primarily occur in C3 plants?

• High levels of carbon dioxide

• Low light intensity

• Insufficient water availability

• Low levels of carbon dioxide

What is a key adaptation of CAM plants to conserve water in hot environments?

• They open their stomata only during the day.

• They store carbon dioxide as malic acid at night.

• They use RuBisCo more efficiently than C3 plants.

• They have specialized bundle sheath cells.