Practice What is Light Reaction? - 11.5 | 11. PHOTOSYNTHESIS IN HIGHER PLANTS | CBSE 11 Biology
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What is Light Reaction?

11.5 - What is Light Reaction?

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the primary product of the light reactions?

💡 Hint: Think about the energy carriers needed for the next phase.

Question 2 Easy

Which molecule is split during the light reactions?

💡 Hint: Consider the substances involved in the chemical reaction.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the main purpose of light reactions in photosynthesis?

To split carbon dioxide
To produce ATP and NADPH
To generate oxygen

💡 Hint: Remember the energy carriers involved.

Question 2

True or False: Oxygen is produced during light reactions.

True
False

💡 Hint: Consider what happens to water during photosynthesis.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Describe the process of electron transport in the thylakoid membranes and how it contributes to ATP production.

💡 Hint: Consider the sequence of events from light hitting the pigments to the creation of the proton gradient.

Challenge 2 Hard

Examine the implications of having an excess of water during the light reactions on oxygen production.

💡 Hint: Think about how water is a source of electrons and its role in maintaining electron flow.

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