PHOTOSYNTHESIS AND RESPIRATION QUIZ

Rubisco (RuBP Carboxylase-oxygenase enzyme), glyceraldehyde 3-phosphate, and NADPH all play a role in

the breakdown of glucose into CO2

alcohol fermentation

cellular respiration when O2 is present

the dark reactions of photosynthesis

TRUE ANSWER : ?
YOUR ANSWER : ?

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

CO2

NADP+

FADH2

ATP

TRUE ANSWER : ?
YOUR ANSWER : ?

Carbon dioxide is reduced in

the light reactions

noncyclic photophosphorylation

the Calvin cycle

both light and dark reactions

TRUE ANSWER : ?
YOUR ANSWER : ?

Which one of the following is a product of both cyclic and noncyclic photophosphorylation?

Carbohydrate

NADPH

O2

ATP

TRUE ANSWER : ?
YOUR ANSWER : ?

The vast majority of the molecules that act as energy carriers to power cellular activities are made in

the Golgi apparatus

the cytosol

the nucleus

the mitochondria and chloroplasts

TRUE ANSWER : ?
YOUR ANSWER : ?

The cytochrome c oxidase complex

pumps protons out of the matrix space

all of these

accepts electrons from cyt c

donates four electrons to O2

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following serves as a reactant in photosynthesis and a product in cellular respiration?

ATP

CO2

Sunlight

O2

TRUE ANSWER : ?
YOUR ANSWER : ?

What do coenzyme A, CO2, oxaloacetate, and FADH2 all have in common?

They are part of the dark reactions of photosynthesis

They are part of the reactions of lactic acid fermentation

They are all elements of oxidative phosphorylation

They are all components or products of the citric acid cycle

TRUE ANSWER : ?
YOUR ANSWER : ?

NADP+ is reduced to NADPH during

calvin cylcle

photorespiration

light dependent reactions

none of these

TRUE ANSWER : ?
YOUR ANSWER : ?

In oxygenic photosynthesis, the electron donor is

NADH

water

oxygen

NADPH

TRUE ANSWER : ?
YOUR ANSWER : ?