VITAMINS AND COENZYMES QUIZ

The vitamin riboflavin, which occurs as a yellow pigment in egg yolk and milk become

more deep in color on oxidation and regained its color on reduction with Zn in acid

colorless on oxidation and regained its color on reduction with Zn in acid

more deep in color on reduction with Zn in acid and regained its color on re-oxidation

colorless on reduction with Zn in acid and regained its color on re-oxidation

TRUE ANSWER : ?
YOUR ANSWER : ?

Vitamin-C is considered as a

water soluble

fat soluble

none of these

fat and water soluble

TRUE ANSWER : ?
YOUR ANSWER : ?

Vitamin-D deficiency can cause

rickets

cataract

pernicious anemia

beri-beri

TRUE ANSWER : ?
YOUR ANSWER : ?

An example of a digestive hormone is

gastrin

lipase

amylase

pepsin

TRUE ANSWER : ?
YOUR ANSWER : ?

β-carotene together with α-carotene, γ-carotene and cryptoxanthine are synthesized by

animal

plants and animals both

plants

none of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Ascorbic acid acts as an

reducing agent

None of these

oxidizing and reducing agent both

oxidizing agent

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of these hormones is a catecholamine?

Follitropin

Tetrahydrofolate

Norepinephrine

Tetraiodothyronine

TRUE ANSWER : ?
YOUR ANSWER : ?

The disease Beriberi is due to a dietary deficiency in

vitamin B6 (pyridoxine)

vitamin B2 (riboflavin)

vitamin B1 (thiamine)

vitamin B12

TRUE ANSWER : ?
YOUR ANSWER : ?

The vitamin riboflavin is part of the __________ molecule.

pyridoxal phosphat

FAD

pyrophosphate

ferredoxin

TRUE ANSWER : ?
YOUR ANSWER : ?

Acyl carrier protein (ACP) plays an important role in the biosynthesis of

fatty acids

carbohydrates

sugars

amino acids

TRUE ANSWER : ?
YOUR ANSWER : ?

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