Photosynthesis

Question 1

What is the primary pigment involved in the light reactions of photosynthesis?

Answer 1

Chlorophyll

Question 2

True or False: The light reactions of photosynthesis occur in the thylakoid membranes of chloroplasts.

Answer 2

True

Question 3

What is the main purpose of the light reactions in photosynthesis?

Answer 3

To convert light energy into chemical energy in the form of ATP and NADPH

Question 4

Fill in the blank: During the light reactions, water is split into ________ and oxygen.

Answer 4

Protons (H+)

Question 5

What molecule is the final electron acceptor in the light reactions?

Answer 5

NADP+

Question 6

What enzyme is responsible for synthesizing ATP in the light reactions?

Answer 6

ATP synthase

Question 7

Where does the Calvin cycle take place in the chloroplast?

Answer 7

Stroma

Question 8

What is the starting molecule for the Calvin cycle?

Answer 8

CO2 (Carbon dioxide)

Question 9

True or False: The Calvin cycle is also known as the light-independent reactions.

Answer 9

True

Question 10

What is the primary purpose of the Calvin cycle?

Answer 10

To convert CO2 into glucose using ATP and NADPH

Question 11

Fill in the blank: The Calvin cycle involves a series of reactions that ultimately produce ________.

Answer 11

Glucose

Question 12

What enzyme is responsible for fixing CO2 in the Calvin cycle?

Answer 12

Rubisco

Question 13

True or False: The Calvin cycle requires light to occur.

Answer 13

False

Question 14

What is the final product of the Calvin cycle that can be used for energy storage?

Answer 14

Glucose

Question 15

Fill in the blank: The Calvin cycle is essential for the production of ________ in plants.

Answer 15

Sugars

Question 16

What is the overall purpose of photosynthesis?

Answer 16

To convert light energy into chemical energy in the form of glucose

Question 17

True or False: Photosynthesis is the process by which plants convert sunlight into water.

Answer 17

False

Question 18

What gas is taken in by plants during photosynthesis?

Answer 18

CO2 (Carbon dioxide)

Question 19

Fill in the blank: Oxygen is released as a byproduct of photosynthesis through the splitting of ________.

Answer 19

Water

Question 20

What is the energy source for photosynthesis?

Answer 20

Sunlight

Question 21

True or False: Photosynthesis only occurs in plants.

Answer 21

False

Question 22

What are the two main stages of photosynthesis?

Answer 22

Light reactions and Calvin cycle

Question 23

Fill in the blank: The primary purpose of the light reactions is to convert ________ into chemical energy.

Answer 23

Light energy

Question 24

What is the role of NADPH in photosynthesis?

Answer 24

To provide reducing power for the Calvin cycle