VITAMINS AND COENZYMES QUIZ

Vitamin-C is considered as a

fat soluble

fat and water soluble

water soluble

none of these

TRUE ANSWER : ?
YOUR ANSWER : ?

A deficiency of thiamin produces the disease known as

beri-beri

cataract

anemia

scurvy

TRUE ANSWER : ?
YOUR ANSWER : ?

The vitamin riboflavin is part of the __________ molecule.

pyrophosphate

pyridoxal phosphat

ferredoxin

FAD

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of these is a symptom of vitamin A deficiency?

Blindness

Impaired blood clotting

Impaired taste perception

Osteoporosis

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following are reduced coenzymes?

NADH and FADH2

NAD+ and FAD

Coenzyme A and ubiquinone

ATP and GTP

TRUE ANSWER : ?
YOUR ANSWER : ?

An example of a digestive hormone is

amylase

pepsin

gastrin

lipase

TRUE ANSWER : ?
YOUR ANSWER : ?

The prosthetic group biotin is a carrier of which type of molecule?

Sulfhydryl group

Activated carbon dioxide (CO2)

Ammonia

Methyl group

TRUE ANSWER : ?
YOUR ANSWER : ?

An enzyme, L-folate reductase reduces folic acid to

trihydrofolic acid

hydrofolic acid

tetrahydrofolic acid

dihydrofolic acid

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of these is a vitamin A precursor?

Beta-Carotene

Cobalamin

Pyridoxine

Thiamine

TRUE ANSWER : ?
YOUR ANSWER : ?

Lipoic acid is a co-factor of the

both (a) and (b)

α-ketoglutaric dehydrogenase

di-hydroorotate dehydrogenase

pyruvic dehydrogenase

TRUE ANSWER : ?
YOUR ANSWER : ?

↑