Match the following: (a) Aquaporin (i) Amide (b) Asparagine (ii) Polysaccharide (c) Abscisic acid (iii) Polypeptide (d) Chitin (iv) Carotenoids Select the correct option:

( a ) - ( iii ) , ( b ) - ( i ) , ( c ) - ( iv ) , ( d ) - ( ii )

( a ) - ( ii ) , ( b ) - ( iii ) , ( c ) - ( iv ) , ( d ) - ( i )

( a ) - ( ii ) , ( b ) - ( i ) , ( c ) - ( iv ) , ( d ) - ( iii )

( a ) - ( iii ) , ( b ) - ( i ) , ( c ) - ( ii ) , ( d ) - ( iv )

Match the following (a) Inhibitor of catalytic activity (i) Ricin (b) Possess peptide bonds (ii) Malonate (c) Cell wall material in fungi (iii) Chitin (d) Secondary metabolite (iv) Collagen Choose the correct option from the following

(a)-(ii), (b)-(iv), (c)-(iii), (d)-(i)

(a)-(iii), (b)-(i), (c)-(iv), (d)-(ii)

(a)-(iii), (b)-(iv), (c)-(i), (d)-(ii)

(a)-(ii), (b)-(iii), (c)-(i), (d)-(iv)

Identify the functions of these proteins respectively: List I List II i) Trypsin A) Enables glucose transport into cells ii) Receptor B) Enzymes iii) Insulin C) Intercellular ground substance iv) GLUT-4 D) Hormone v) Collagen E) Taste receptor

i = B , ii = E , iii = D , iv = A , v = C

i = A , ii = B , iii = D , iv = C , v = E

i = B , ii = A , iii = D , iv = C , v = E

i = A , ii = D , iii = C , iv = B , v = E

EASY

Earn 100

A peptide bond is formed by _________ of water molecules between two amino acids.

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Important Questions on Biomolecules

MEDIUM

Biology>Cell : Structure and Functions>Biomolecules>Bond Linking Monomers in Polymers

If the acidic, basic and hydrophobic residues of proteins are considered to be red, green and blue in colour, respectively, then a globular protein in aqueous solution would have

EASY

Biology>Cell : Structure and Functions>Biomolecules>Bond Linking Monomers in Polymers

Which one of the following statements is wrong?

EASY

Biology>Cell : Structure and Functions>Biomolecules>Bond Linking Monomers in Polymers

Which one of the following amino acids is least likely to be in the core of a protein

?

MEDIUM

Biology>Cell : Structure and Functions>Biomolecules>Bond Linking Monomers in Polymers

Match the compounds of Column I with their functions in Column II.

	Column -I		Column -II
$1$	Trypsin	p	Fights infectious agents
$2$	GLUT- $4$	q	Is an intercellular ground substance
$3$	Collagen	r	Works as an enzyme
$4$	Antibody	s	Enables glucose transport into cells

EASY

Biology>Cell : Structure and Functions>Biomolecules>Bond Linking Monomers in Polymers

Identify the statement which is incorrect.

EASY

Biology>Cell : Structure and Functions>Biomolecules>Bond Linking Monomers in Polymers

Which ONE of the following is likely to occur upon heating a solution of eukaryotic protein from

20 ° C

95 ° C ?

EASY

Biology>Cell : Structure and Functions>Biomolecules>Bond Linking Monomers in Polymers

Which one of the pairs of amino acids contains two chiral centres?

MEDIUM

Biology>Cell : Structure and Functions>Biomolecules>Bond Linking Monomers in Polymers

Match the following lists.

	List-I		List-II
(A)	Glycerol	(I)	Phospholipid
(B)	Aromatic amino acid	(II)	Lower melting point
(C)	Lecithin	(III)	Trihydroxypropane
(D)	Gingelly oil	(IV)	Tryptophan

The correct match is:

EASY

Biology>Cell : Structure and Functions>Biomolecules>Bond Linking Monomers in Polymers

Which of the following is the least likely to be involved in stabilizing the three-dimensional folding of most proteins?

EASY

Biology>Cell : Structure and Functions>Biomolecules>Bond Linking Monomers in Polymers

Among the following, identify the zwitterionic form

HARD

Biology>Cell : Structure and Functions>Biomolecules>Bond Linking Monomers in Polymers

Match the following:

(a)	Aquaporin	(i)	Amide
(b)	Asparagine	(ii)	Polysaccharide
(c)	Abscisic acid	(iii)	Polypeptide
(d)	Chitin	(iv)	Carotenoids

Select the correct option:

MEDIUM

Biology>Cell : Structure and Functions>Biomolecules>Bond Linking Monomers in Polymers

Match the following

(a)	Inhibitor of catalytic activity	(i)	Ricin
(b)	Possess peptide bonds	(ii)	Malonate
(c)	Cell wall material in fungi	(iii)	Chitin
(d)	Secondary metabolite	(iv)	Collagen

Choose the correct option from the following

MEDIUM

Biology>Cell : Structure and Functions>Biomolecules>Bond Linking Monomers in Polymers

Given below are two statements:

Statement I: A protein is imagined as a line, the left end represented by first amino acid (C-terminal) and the right end represented by last amino acid (N-terminal).

Statement II: Adult human haemoglobin, consists of 4 subunits (two subunits of $α$ type and two subunits of $β$ type).

In the light of the above statements, choose the correct answer from the options given below:

EASY

Biology>Cell : Structure and Functions>Biomolecules>Bond Linking Monomers in Polymers

Amino acid analysis of two globular protein samples yielded identical composition per mole. Which one of the following characteristics is necessarily identical for the two proteins

?

EASY

Biology>Cell : Structure and Functions>Biomolecules>Bond Linking Monomers in Polymers

The type of bond connecting two nucleotides is

EASY

Biology>Cell : Structure and Functions>Biomolecules>Bond Linking Monomers in Polymers

How many different proteins consisting of 100 amino acids can be formed from 20 different amino acids?

MEDIUM

Biology>Cell : Structure and Functions>Biomolecules>Bond Linking Monomers in Polymers

Identify the functions of these proteins respectively:

List I	List II
i) Trypsin	A) Enables glucose transport into cells
ii) Receptor	B) Enzymes
iii) Insulin	C) Intercellular ground substance
iv) GLUT-4	D) Hormone
v) Collagen	E) Taste receptor

MEDIUM

Biology>Cell : Structure and Functions>Biomolecules>Bond Linking Monomers in Polymers

In primary structure of protein, the protein thread showed helix with four amino acids

S - C - Y - E

and a naphthalene structure in amino acid

Y .

In such condition what will be the direction of helix and what are the positions of amino acids

EASY

Biology>Cell : Structure and Functions>Biomolecules>Bond Linking Monomers in Polymers

Identify the basic amino acid from the following.

EASY

Biology>Cell : Structure and Functions>Biomolecules>Bond Linking Monomers in Polymers

Which one of the following is the most abundant protein in the animals?

A peptide bond is formed by _________ of water molecules between two amino acids.

Important Questions on Biomolecules

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