Photolysis and the Light Reactions: Definitions, Steps, Reactants & Products


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question 1 of 3

What is produced from the light-dependent reactions of photosynthesis that are used in the dark reactions?

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1. Electrons are excited in what molecule of the reaction center?

2. What is the relationship between NADP+ and NADPH in the light reaction?

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About This Quiz & Worksheet

This quiz/worksheet combo will help you review photolysis and the overarching concept of light reactions. The questions on the quiz will test you on the products of light and dark reactions and the creation of ATP.

Quiz & Worksheet Goals

In these assessments, you'll be tested on the following:

  • Products of light reactions and their uses
  • Where electrons are excited
  • Relationship between NADP+ and NADPH
  • Where and when ATP is created

Skills Practiced

This quiz and worksheet will allow you to test your skills in the following areas:

  • Reading comprehension - ensure that you draw the most important information from the related biology lesson
  • Making connections - use your understanding of photosynthesis to better grasp the concept of light reactions
  • Defining key concepts - ensure that you can accurately define main phrases, such as NADP+, NADPH, and ATP

Additional Learning

To learn more about this topic, review the accompanying lesson Photolysis and the Light Reactions: Definitions, Steps, Reactants & Products. This lesson covers the following objectives:

  • Differentiate between light and dark reactions
  • Define photolysis as the use of light energy to split water and produce oxygen
  • Understand photosystems
  • Recognize the relationship between NADP+ and NADPH