Pretest

Question 1

Consider these 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 II 2. photosystem II 3. photosystem I

Question 2

Which is the correct chemical equation for photosynthesis?

Revolt · Accepted Answer

6 CO sub 2 plus 6 cap h sub 2 cap o rightarrow cap c sub 6 cap h sub 12 cap o sub 6 plus 6 cap o sub 2

Question 3

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

Revolt · Accepted Answer

thylakoids

Question 4

Which is the best description of photophosphorylation?

Revolt · Accepted Answer

the conversion of ADP to ATP using light energy

Question 5

How is ADP converted to ATP?

Revolt · Accepted Answer

by the addition of one phosphate group

Question 6

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 7

During the light-dependent reaction of photosynthesis, light energy is converted into which form of energy?

Revolt · Accepted Answer

chemical

Question 8

Which event occurs in photosystem I?

Revolt · Accepted Answer

Electrons are transferred to ferredoxin.

Question 9

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

Revolt · Accepted Answer

ATP, NADPH, and cap o sub 2

Question 10

Along with plants and algae, in which organisms can photosynthesis occur?

Revolt · Accepted Answer

some bacteria

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