A , B and C are three biomolecules. The results of the tests performed on them are given below: Molisch's test Barfoed Test Biuret Test A Positive Negative Negative B Positive Positive Negative C Negative Negative Positive A , B and C are respectively:

A = Lactose, B = Glucose, C = Albumin

A = Glucose, B = Fructose C = Albumin

A = Lactose, B = Glucose, C = Alanine

A = Lactose, B = Fructose, C = Alanine

MEDIUM

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How many sugars (or sugar derivatives) are reducing in nature?
(i) $α - D$ -Glucopyranose
(ii) Fructose
(iii) Sucrose
(iv) Lactose
(v) Maltose
(vi) $β - D$ -Glucopyranose
(vii) Starch
(viii) ATP
(ix) DNA
(x) Methyl $α - D$ -glucopyranoside

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Important Questions on Biomolecules

EASY

Chemistry>Organic Chemistry>Biomolecules>Carbohydrates

Two monomers in maltose are:

EASY

Chemistry>Organic Chemistry>Biomolecules>Carbohydrates

Maltose on treatment with dilute

H C l

gives:

EASY

Chemistry>Organic Chemistry>Biomolecules>Carbohydrates

Which of the given statements is incorrect about glycogen?

EASY

Chemistry>Organic Chemistry>Biomolecules>Carbohydrates

Among the following which one is a non-reducing sugar?

EASY

Chemistry>Organic Chemistry>Biomolecules>Carbohydrates

Which of the following compounds will behave as reducing sugar in an aqueous

KOH

solution?

EASY

Chemistry>Organic Chemistry>Biomolecules>Carbohydrates

Milk sugar is

MEDIUM

Chemistry>Organic Chemistry>Biomolecules>Carbohydrates

Amylopectin is composed of:

MEDIUM

Chemistry>Organic Chemistry>Biomolecules>Carbohydrates

The number of chiral carbons present in sucrose is ……….

EASY

Chemistry>Organic Chemistry>Biomolecules>Carbohydrates

A molecule of Stachyose contains how many carbon atoms?

EASY

Chemistry>Organic Chemistry>Biomolecules>Carbohydrates

Fructose and glucose can be distinguished by:

EASY

Chemistry>Organic Chemistry>Biomolecules>Carbohydrates

Choose the correct statement of the following

EASY

Chemistry>Organic Chemistry>Biomolecules>Carbohydrates

Synthesis of each molecule of glucose in photosynthesis involves

EASY

Chemistry>Organic Chemistry>Biomolecules>Carbohydrates

The correct observation in the following reaction is:

$Sucrose \to_{}^{Glycosidic bond Cleavage (Hydrolysis)} A + B \to_{}^{Seliwanoff Reagent} ?$

EASY

Chemistry>Organic Chemistry>Biomolecules>Carbohydrates

A, B

and

C

are three biomolecules. The results of the tests performed on them are given below:

	Molisch's test	Barfoed Test	Biuret Test
$A$	Positive	Negative	Negative
$B$	Positive	Positive	Negative
$C$	Negative	Negative	Positive

A, B

and

C

are respectively:

EASY

Chemistry>Organic Chemistry>Biomolecules>Carbohydrates

What are the functional groups present in the structure of maltose?

EASY

Chemistry>Organic Chemistry>Biomolecules>Carbohydrates

Sucrose on hydrolysis gives

MEDIUM

Chemistry>Organic Chemistry>Biomolecules>Carbohydrates

Which one of the following statement is not true?

EASY

Chemistry>Organic Chemistry>Biomolecules>Carbohydrates

Which of the following statements is not true about sucrose?

MEDIUM

Chemistry>Organic Chemistry>Biomolecules>Carbohydrates

Among the following, the incorrect statement is

MEDIUM

Chemistry>Organic Chemistry>Biomolecules>Carbohydrates

Which one given below is a non-reducing sugar?

How many sugars (or sugar derivatives) are reducing in nature? (i) α-D-Glucopyranose (ii) Fructose (iii) Sucrose (iv) Lactose (v) Maltose (vi) β-D-Glucopyranose (vii) Starch (viii) ATP (ix) DNA (x) Methyl α-D-glucopyranoside

Important Questions on Biomolecules

Learn and Prepare for any exam you want !

How many sugars (or sugar derivatives) are reducing in nature?
(i) $α - D$ -Glucopyranose
(ii) Fructose
(iii) Sucrose
(iv) Lactose
(v) Maltose
(vi) $β - D$ -Glucopyranose
(vii) Starch
(viii) ATP
(ix) DNA
(x) Methyl $α - D$ -glucopyranoside