Which is incorrect in following-

Polysaccharides are amorphous, insoluble in water and tasteless

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Raffinose on hydrolysis gives glucose, fructose and galactose

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Monosaccharides cannot be hydrolysed to simpler compounds

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None of these

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Solution

The correct option is D None of these
(A) Polysaccharides are amorphous, insoluble in water and tasteless - true.
(B) $R a f f i n o s e H_{2} O \to G l u c o s e + F r u c t o s e + g a l a c t o s e$
(C) Monosacchrides cannot be further hydrolysed to simpler compounds.
So, all are correct.

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Similar questions

Q. Assertion :Monosaccharides and disaccharides are crystalline and sweet in taste Reason: Polysaccharides are tasteless, amorphous and insoluble in water

Q. Cane sugar on hydrolysis gives glucose and fructose.

Q. Assertion :A solution of sucrose in water is dextrortatory while on hydrolysis in pressence of little hydrochloric acid, it becomes laveorotatory Reason: Sucrose on hydrolysis gives unequal amounts of glucose and fructose as a result of which change in sign of rotation is observed.

Sucrose (can Sugaro) is a disaccharide. One molecule of sucrose on hydrolysis gives............ .
(a) 2 molecules of glucose
(b) 2 molecules of glucose + 1 molecule of fructose
(c) 1 molecule of clucose + 1 molecule of fructose
(d) 2 molecules of fructose

Q. Acid or enzyme hydrolysis of sucrose to give an equimolar mixture of glucose and fructose is called:

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Which is incorrect in following-

The correct option is D None of these(A) Polysaccharides are amorphous, insoluble in water and tasteless - true. (B) RaffinoseH2O→Glucose+Fructose+galactose (C) Monosacchrides cannot be further hydrolysed to simpler compounds. So, all are correct.

The correct option is D None of these
(A) Polysaccharides are amorphous, insoluble in water and tasteless - true.
(B) $R a f f i n o s e H_{2} O \to G l u c o s e + F r u c t o s e + g a l a c t o s e$
(C) Monosacchrides cannot be further hydrolysed to simpler compounds.
So, all are correct.