SPECIAL PROTEINS AND CROP IMPROVEMENT QUIZ

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

They are all components or products of the citric acid cycle

They are all elements of oxidative phosphorylation

They are part of the reactions of lactic acid fermentation

They are part of the dark reactions of photosynthesis

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 : ?

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

550 nm

750 nm

700 nm

600 nm

TRUE ANSWER : ?
YOUR ANSWER : ?

The followings are the products of the light reactions of photosynthesis except

oxygen

NADPH

ATP

glucose

TRUE ANSWER : ?
YOUR ANSWER : ?

During the light-dependent reactions of photosynthesis, which of the following does not occur?

Carbon dioxide fixation

Release of oxygen

Splitting of water

Absorption of light energy by photosystems

TRUE ANSWER : ?
YOUR ANSWER : ?

Hydrogen (electron) acceptor in the light reactions is

FADH

ADP

NAD+

NADP+

TRUE ANSWER : ?
YOUR ANSWER : ?

Oxidative phosphorylation is to respiration as __________ is to photosynthesis

light capture by chlorophyll

reduction of NADPH

carbon fixation

electron transport chain

TRUE ANSWER : ?
YOUR ANSWER : ?

In cells having organelles, the steps of the Krebs cycle and the electron transport system occur in the

endoplasmic reticulum

cell membrane

mitochondria

none of these

TRUE ANSWER : ?
YOUR ANSWER : ?

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

oxidative phosphorylation

the light reactions of photosynthesis

glycolysis

fermentation

TRUE ANSWER : ?
YOUR ANSWER : ?

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

Water

Carbon dioxide

Oxygen

Both (a) and (b)

TRUE ANSWER : ?
YOUR ANSWER : ?

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