Biomolecules  MCQs

MCQs of Biomolecules

Showing 21 to 30 out of 161 Questions
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21.
How many minimum carbon atoms are there in carbohydrates ?
(a) 2
(b) 3
(c) 4
(d) 6
Answer:

Option (b)

22.
A carbohydrate that cannot be further hydrolysed to simple carbohydrate is called_____.
(a) oligosaccharide
(b) polysaccharide
(c) disaccharide
(d) monosaccharide
Answer:

Option (d)

23.
What is general formula of monsaccharides ?
(a) CnH2n-2On-1
(b) CnH2nOn
(c) CnH2n-4On-2
(d) CnH2n-6On-3
Answer:

Option (b)

24.
X + H2O  →H+/Enzyme Two molecules of monosaccharide from the following what should be not possible 'X' ?
(a) Maltose
(b) Lactose
(c) Raffinose
(d) Cellobiose
Answer:

Option (c)

25.
In general formula CnH2n-4On-2. What should be the value of 'n' for raffinose ?
(a) 12
(b) 18
(c) 14
(d) 13
Answer:

Option (b)

26.
What is other name of raffinose ?
(a) Melitriose
(b) Fructofuranose
(c) Glucopyranose
(d) Stachyose
Answer:

Option (a)

27.
Which of the following compounds is trisaccharide ?
(a) Stachiose
(b) Lactose
(c) Cellobiose
(d) Raffinose
Answer:

Option (d)

28.
From the following which one is not a polysaccharide ?
(a) Starch
(b) Cellulose
(c) Glycogen
(d) Caramal
Answer:

Option (d)

29.
Due to which property, polysaccharide is known as non sugar ?
(a) Amorphous solid
(b) Water insoluble
(c) Tasteless
(d) All of the above
Answer:

Option (d)

30.
Fructose contains _____ carbon atoms and _____ group so it is known as ketohexose.
(a) 6, aldehyde
(b) 4, ketone
(c) 6, ketone
(d) 6, ester
Answer:

Option (c)

Showing 21 to 30 out of 161 Questions
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