18
MCQ (Single Correct Answer)
Structure of disaccharide formed by glucose and fructose is given below. Identify anomeric carbon atoms in monosaccharide units.
A
'a' carbon of glucose and 'a' carbon of fructose
B
'a' carbon of glucose and ' e ' carbon of fructose
C
'a' carbon of glucose and 'b' carbon of fructose
D
'f' carbon of glucose and 'f' carbon of fructose
19
MCQ (Single Correct Answer)
Three structures are given below in which two glucose units are linked. Which of these linkages between glucose units are between $\mathrm{C}_1$ and $\mathrm{C}_4$ and which linkages are between $\mathrm{C}_1$ and $\mathrm{C}_6$ ?
A
(A) is between C 1 and $\mathrm{C} 4,(\mathrm{~B})$ and $(\mathrm{C})$ are between C 1 and C 6
B
(A) and (B) are between C1 and C4, (C) is between C1 and C6
C
(A) and (C) are between C 1 and C 4 , (B) is between C 1 and C 6
D
(A) and (C) are between C 1 and $\mathrm{C6}$, (B) is between $C_1$ and $C_4$
20
MCQ (Multiple Correct Answer)
Carbohydrates are classified on the basis of their behaviour on hydrolysis and also as reducing or non-reducing sugar. Sucrose is a ........... .
A
monosaccharide
B
disaccharide
C
reducing sugar
D
non-reducing sugar
21
MCQ (Multiple Correct Answer)
Proteins can be classified into two types on the basis of their molecular shape, i.e., fibrous proteins and globular proteins. Examples of globular proteins are
A
insulin
B
keratin
C
albumin
D
myosin
22
MCQ (Multiple Correct Answer)
Which of the following carbohydrates are branched polymer of glucose?
A
Amylose
B
Amylopectin
C
Cellulose
D
Glycogen