Lesson 4: Light Dependent Reactions in Photosynthesis

Question 1

Which is the correct chemical equation for photosynthesis?

Revolt · Accepted Answer

6CO2 + 6H2O ® C6H12O6 + 6O2

Question 2

Which best lists the end products of the light-dependent reactions of photosynthesis?

Revolt · Accepted Answer

ATP, NADPH, and O2

Question 3

Consider the following events of photosynthesis.1. Light energy excites electrons.2. Water molecules are split.3. NADPH is formed.In which locations do each of these events occur?

Revolt · Accepted Answer

1. photosystem II2. photosystem II3. photosystem I

Question 4

Which best describes how the photosystems are used in the light-dependent reactions?

Revolt · Accepted Answer

photosystem II is used first then photosystem I

Question 5

Through which conversion is energy released?

Revolt · Accepted Answer

ATP to ADP

Question 6

How is ADP converted to ATP?

Revolt · Accepted Answer

by the addition of one phosphate group

Question 7

Which is considered a scientific observation?

Revolt · Accepted Answer

Mahir noticed the plants he watered grew taller than those with less water.

Question 8

What is the source of energy that drives photosynthesis?

Revolt · Accepted Answer

sunlight

Question 9

Jasmine and Marcus are at the park, and Jasmine makes the following statements. Which of them is an inference?

Revolt · Accepted Answer

The plant is producing oxygen.

Question 10

Which is the site of the light-dependent reactions of photosynthesis?

Revolt · Accepted Answer

thylakoids

Lesson 4: Light Dependent Reactions in Photosynthesis Answers

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