PHOTOSYNTHESIS AND RESPIRATION QUIZ

Which enzyme is involved in carbon-fixation reaction?

Cytochrome reductase

Glycerol kinase

NADP reductase

Ribulose bisphosphate carboxylase

TRUE ANSWER : ?
YOUR ANSWER : ?

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

NADP+

CO2

ATP

FADH2

TRUE ANSWER : ?
YOUR ANSWER : ?

Hydrogen (electron) acceptor in the light reactions is

NAD+

NADP+

ADP

FADH

TRUE ANSWER : ?
YOUR ANSWER : ?

What is the maximum absorption wavelength for photosystem I in green plants?

750 nm

600 nm

700 nm

550 nm

TRUE ANSWER : ?
YOUR ANSWER : ?

Oxidative phosphorylation is to respiration as __________ is to photosynthesis

light capture by chlorophyll

electron transport chain

carbon fixation

reduction of NADPH

TRUE ANSWER : ?
YOUR ANSWER : ?

What process in cellular respiration is essentially the reverse of carbon fixation in photosynthesis?

Citric acid cycle

Oxidative phosphorylation

Alcohol fermentation

Glycolysis

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following statements about energy metabolism is false?

All animals in some way rely on plants for their energy

All eukaryotic organisms carry out respiration in the presence of O2

Plants provide the water and CO2 that animals need to carry out respiration

The energy that powers living systems ultimately comes from the sun

TRUE ANSWER : ?
YOUR ANSWER : ?

NADP+ is reduced to NADPH during

none of these

calvin cylcle

photorespiration

light dependent reactions

TRUE ANSWER : ?
YOUR ANSWER : ?

Where do the protons come from that make up the proton gradient used in the light reactions of photosynthesis?

NADPH

Glucose

H2O

ATP

TRUE ANSWER : ?
YOUR ANSWER : ?

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

They are all elements of oxidative phosphorylation

They are part of the dark reactions of photosynthesis

They are part of the reactions of lactic acid fermentation

They are all components or products of the citric acid cycle

TRUE ANSWER : ?
YOUR ANSWER : ?