Carbohydrates Question Preview (ID: 31674)

Organic Compounds / Biological Macromolecules Review. TEACHERS: click here for quick copy question ID numbers.

Sucrose is a disaccharide formed by the joining of
a) glucose and fructose
b) 2 glucose molecules
c) starch and fructose
d) fructose and maltose

Which of the following is the monomer of carbohydrates?
a) nucleotide
b) amino acid
c) triglyceride
d) monosaccharide

The indicator for simple sugars is
a) Biuret's reagent
b) Lugol's Iodine
c) Benedict's solution
d) Brown Paper Bag test

In the presence of a polysaccharide, Lugol's iodine turns
a) green
b) bluish-black
c) purple-violet
d) red

Which of the following is a disaccharide?
a) sucrose
b) starch
c) glucose
d) fructose

IDENTIFY the function of carbohydrates
a) long term energy storage, insulation, and protective coatings
b) structure and cellular metabolism
c) store and release energy for cellular activities
d) store information as genetic code

To test for the presence of simple sugars,
a) Biuret's reagent is used
b) Sudan IV is used
c) Lugol's iodine is used
d) Benedict's solution is used

Which of the following represents the chemical formula for ALL monosaccharides?
a) C12H24O12
b) C6H12O6
c) both C6H12O6 and C12H24O12
d) neither C6H12O6 and C12H24O12

Which of the following does NOT belong?
a) glucose
b) cellulose
c) glycogen
d) starch

Carbohydrates are also known as
a) saccharides
b) sugars
c) both saccharides and sugars
d) neither saccharides nor sugars

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