PHOTOSYNTHESIS AND RESPIRATION QUIZ

In the initial step of photosynthesis, sunlight energizes the electron pair of

carbon dioxide

adenosine triphosphate (ATP)

water

chlorophyll pigments

TRUE ANSWER : ?
YOUR ANSWER : ?

More ATP is manufactured during __________ than at any other time in all of cellular metabolism.

oxidative phosphorylation

fermentation

the light reactions of photosynthesis

glycolysis

TRUE ANSWER : ?
YOUR ANSWER : ?

The end products of noncyclic photophosphorylation are

carbon dioxide, PGAL (phosphoglyceraldehyde), and H2

water, ADP and NADP+

carbon dioxide, ATP and water

O2, ATP and NADPH

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is the reduced form of a temporary electron carrier molecule?

NADP+

ATP

FADH2

CO2

TRUE ANSWER : ?
YOUR ANSWER : ?

As a result of the photosynthetic process, which product is formed?

Oxygen

Both (a) and (b)

Carbon dioxide

Water

TRUE ANSWER : ?
YOUR ANSWER : ?

A eukaryotic cell that can carry out only fermentation instead of the complete aerobic respiration of glucose

produces less CO2

is lacking in O2

all of these

has mitochondria present

TRUE ANSWER : ?
YOUR ANSWER : ?

If the oxygen is labeled in CO2 and provide this CO2 to a plant, where it is expected to find this labeled oxygen after the plant had undergone photosynthesis?

In the carbohydrate produced

In the oxygen given off by the plant

In the water used

In the NADPH

TRUE ANSWER : ?
YOUR ANSWER : ?

In oxygenic photosynthesis, the electron donor is

NADH

water

NADPH

oxygen

TRUE ANSWER : ?
YOUR ANSWER : ?

What do NAD+, NADP+, and FAD+ all have in common?

They are reduced

They are what is used during carbon fixation in photosynthesis

They are oxidized

They have a full complement of electrons

TRUE ANSWER : ?
YOUR ANSWER : ?

The electrons that are released by the splitting of water during photosynthesis ultimately end up in

ATP

O2

NADPH

rubisco

TRUE ANSWER : ?
YOUR ANSWER : ?

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