Bio 10

Front 1

Which of the following are products of the light reactions of photosynthesis that are utilized in the Calvin cycle?

Back 1

ATP and NADPH

Front 2

Where does the Calvin cycle take place?

Back 2

stroma of the cholroplast

Front 3

When oxygen is released as a result of photosynthesis, it is a by-product of which of the following?

Back 3

splitting the water molecules

Front 4

In the thylakoid membranes, what is the main role of the antenna pigment molecules?

Back 4

harvest photons and transfer light energy to the reaction-center chlorophyll

Front 5

Which of the events listed below occur in the light reactions of photosynthesis?

Back 5

light is absorbed and funneled to reaction-center chlorophyll a.

Front 6

Some photosynthetic organisms contain cholorplasts that lack photosystem II, yet are able to survive. The best way to detect the lack of photosystem II in these organisms would be

Back 6

to test for liberation of O2 in the light

Front 7

In a plant cell, where are the ATP synthase complexes located

Back 7

thylakoid membrane and inner mitochondrial membrane (A and C)

Front 8

Which of the following statements best describes the relationship between photosynthesis and respiration?

Back 8

Photosynthesis stores energy in complex organic molecules, while respiration releases it

Front 9

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

Back 9

thylakoid membranes of the cholorplasts

Front 10

What is the relationship between wavelength of light and the quantity of energy per photon?

Back 10

They are inversely related

Front 11

Carotenoids are often found in foods that are considered to have antioxidants properties in human nutrition. What related function do they have in plants?

Back 11

They dissipate excessive light energy

Front 12

For the following questions, compare the light reactions with the Calvin cycle of photosynthesis in plants. Produces molecular oxygen?

Back 12

light reactions alone

Front 13

For the following questions, compare the light reactions with the Calvin cycle of photosynthesis in plants. Requires ATP?

Back 13

the Calvin cycle alone

Front 14

For the following questions, compare the light reactions with the Calvin cycle of photosynthesis in plants. Produces NADH?

Back 14

neither the light reactions nor the Calvin cycle

Front 15

For the following questions, compare the light reactions with the Calvin cycle of photosynthesis in plants. Requires CO2

Back 15

the calvin cycle alone

Front 16

For the following questions, compare the light reactions with the Calvin cycle of photosynthesis in plants. requires glucose?

Back 16

neither the light reactions nor the calvin cycle

Front 17

CAM plants keep stomata closed in daytime, thus reducing loss of water. They can do this because they

Back 17

fix CO2 into organic acids during the night

Front 18

How is photosynthesis similar in C4 and CAM plants?

Back 18

In both cases, rubisco is not used to fix carbon initially

Front 19

Which of the following statements is a correct distinction between autotrophs and heterotrophs?

Back 19

Autotrophs, but not heterotrophs, can nourish themselves beginning with CO2 and other nutrients that are inorganic

Front 20

Which of the following does not occur during the Calvin cycle?

Back 20

release of oxygen

Front 21

The reaction-center chlorophyll of photosystem I is known as P700 because

Back 21

this pigment is best at absorbing light with a wavelength of 700 nm

Front 22

What are the products of linear photophosphorylation?

Back 22

ATP and NADPH

Front 23

In mitochondria, chemiosmosis translocated protons from the matrix into the intermembrane space, whereas in chloroplasts, chemiosmosis translocated protons from

Back 23

the stroma to the thylakoid space

Front 24

Synthesis of ATP by the chemiosmotic mechanism occurs during

Back 24

both photosynthesis and respiration

Front 25

Where do the enzymatic reactions of the Calvin cycle take place

Back 25

stroma of the chloroplast

Front 26

What is the primary function os the Calvin cycle

Back 26

synthesize simple sugars from carbon dioxide