AP Biology Plants

Where do the light-dependent reactions occur? 

• thylakoid membrane
• stroma
• mesophyll
• mitochondria

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

Which of the following is NOT a product of the light reactions?

• ATP
• NADPH
• Oxygen
• Glucose

Tags

NGSS.HS-LS1-5

What does ATP synthase do?

• Create ATP in chemiosmosis.
• Break down ATP in chemiosmosis.
• Break down NADPH. 
• Create NADPH.

What supplies the electrons that are lost in photosystem  I?

• the electrons from PS II
• water
• glucose
• oxygen

Tags

NGSS.HS-LS1-5

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

Which substance from the light-dependent reactions of photosynthesis is a source of energy for the light-independent reactions?

• ADP
• H2O
• NADPH
• pyruvic acid

The enzyme responsible for Carbon Fixation in C3 Photosynthesis is

• RuBisCo
• PEP Carboxylase
• Hexokinase
• Pyruvate DeHydrogenase

Tags

NGSS.HS-LS1-5

NGSS.HS-LS2-5

In the Calvin Cycle, carbohydrate molecules are:

• Reduced
• Oxidized

Tags

NGSS.HS-LS1-5

NGSS.HS-LS1-6

NGSS.HS-LS2-5

The loss of H₂O through stomata is referred to as:

• Transpiration
• Respiration
• Evaporation
• Photorespiration

Tags

NGSS.MS-LS2-3