Light-dependent Reaction (AQA A-Level Biology): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What are the two main purposes of the light-dependent reaction?
What are the two main purposes of the light-dependent reaction?
Produce ATP & split water
In biological systems, what is the most common definition of oxidation?
In biological systems, what is the most common definition of oxidation?
Losing electrons
What happens to chlorophyll during photoionisation?
What happens to chlorophyll during photoionisation?
Electrons leave & it becomes positive
Where is the electron transport chain located?
Where is the electron transport chain located?
In thylakoid membranes
What provides the energy to pump protons from the stroma into thylakoids?
What provides the energy to pump protons from the stroma into thylakoids?
Electrons from photolysis
What is the role of ATP synthase channels in chemiosmosis?
What is the role of ATP synthase channels in chemiosmosis?
Catalyse ATP formation as H⁺ flows thru
What are the products of photolysis of water?
What are the products of photolysis of water?
H⁺ ions, electrons & O₂
What does NADP accept to become reduced NADP?
What does NADP accept to become reduced NADP?
Protons and electrons
Where does the light-dependent reaction occur?
Where does the light-dependent reaction occur?
In thylakoids of chloroplasts
What are the three main products of the light-dependent reaction?
What are the three main products of the light-dependent reaction?
ATP, reduced NADP & oxygen