Photosynthesis

Question 1

What are the molecules of the electron transport chain found in plant cells?

Answer 1

thylakoid membranes of chloroplasts

Question 2

Which of the following colors contributes the least energy to photosynthesis?

Answer 2

green

Question 3

What is the source of energy that provides the boost for electrons during photosynthesis?

Answer 3

light

Question 4

produces molecular oxygen (O2)

Answer 4

light reactions alone

Question 5

requires glucose

Answer 5

neither light reactions nor Calvin cycle

Question 6

produces 3-C sugars

Answer 6

the Calvin cycle alone

Question 7

requires CO2

Answer 7

the Calvin cycle alone

Question 8

produces NADPH

Answer 8

light reactions alone

Question 9

produces NADH

Answer 9

neither the light reactions nor the Calvin cycle

Question 10

requires ATP

Answer 10

the Calvin cycle alone

Question 11

T/F: Rubisco is an enzyme that is needed for NADPPH to form

Answer 11

false

Question 12

T/F: Photosynthesis is an exergonic process

Answer 12

false

Question 13

The summary equation for photosynthesis is

Answer 13

6 CO2 + 6 H2O + sunlight —> C6H12O6 + 6 O2

Question 14

Which of the following is a normal process of photosynthesis that could never occur if all reaction centers were inactivated by a toxin??

Answer 14

donation of excited electrons by chlorophyll A to a primary electron acceptor

Question 15

In the chloroplast, sugars are made in a compartment that is filled with a thick fluid called the

Answer 15

stroma

Question 16

The Calvin cycle constructs _______, an energy-rich molecule that a plant cell can then use to make glucose or other organic molecules.

Answer 16

G3P