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Polysaccharide

Which one of ...

Question

Which one of the following is a polysaccharide?
Starch, Maltose, Fructose, Glucose

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Solution

Of the given carbohydrates, $S t a r c h$ is a polysaccharide.

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Similar questions

Q. Which is reducing sugar: ma"am
* Glucose, *maltose, * fructose ,* sucrose

Q. (i) Which one of the following is a polysaccharide: Starch, maltose, fructose, glucose,
(ii) Write one difference between

α -

β -

pleated sheet structures of protein.
(iii) Write the name of the disease caused by the deficiency of vitamin

B_{12}

.

Q. Which of the following statements is/are correct?
I. The formula of cellulose is (

C_{6} H_{10} O_{5}

_{n}

II. The formula of sucrose, maltose and lactose is

C_{12} H_{22} O_{11}

III.The formula of Glucose, Fructose and Ribose is

C_{6} H_{12} O_{6}

IV. The formula of Fructose of

C_{6} H_{12} O_{6}

Q. Identify the incorrect statements among the following.

(a) The relative sweetness of fructose is the maximum and it is a reducing sugar.
(b) The source of lactose is milk and it is reducing sugar
(c) Maltose possesses glycoside bond between one glucose unit and one fructose unit and it is reducing sugar
(d) Glucose possesses aldehyde group and it is a non-reducing sugar
(e) The molecular formula of sucrose is

C_{12} H_{22} O_{11}

and possess glycoside bond between two glucose units.

Q. For "invert sugar", the correct statement(s) is/are
(Given : Specific rotations of

(+)

-sucrose, (+)-maltose,

L - (-)

-glucose and L-

(+)

-fructose in aqueous solution are

+ 66^{\circ}, + 140^{\circ}, - 52^{\circ}

+ 92^{\circ}

, respectively)

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