This page requires a JavaScript-enabled browser
Instructions on how to enable your browser are contained in the help file.
Chemistry Class 10 Chapter 13 - Biochemistry - 4
1.
what are the functional groups present in an amino acid?
a) Only amino group
b) Carboxyl group and hydroxyl group
c) Amino group and hydroxyl group
d) Amino group and carboxyl group
2.
the joining of two amino acids is a(n)?
a) Substitution reaction
b) None of these
c) Addition reaction
d) Condensation reaction
3.
the linkage that joins two amino acids in a protein molecule is known as?
a) Hydrogen bond
b) Peptide bond
c) Ionic bond
d) Phosphodiester bond
4.
when two amino acids are present in a protein molecule, it is known as?
a) Tetrapeptide
b) Dipeptide
c) Polypeptide
d) Tripeptide
5.
protein molecule containing large number of amino acids is known as?
a) Dipeptide
b) Tetrapeptide
c) Tripeptide
d) Polypeptide
6.
what is the important source of proteins?
a) Cheese
b) Meat
c) All of these
d) Egg
7.
proteins are required in the formation of?
a) Enzymes
b) All of these
c) Muscles
d) Hair
8.
which protein is obtained from heating bones and tendons in water?
a) Hemoglobin
b) Actin
c) Myosin
d) Gelatin
9.
enzymes are ___ in nature?
a) Carbohydrates
b) Lipids
c) None of these
d) Proteins
10.
anitbodies are ___ in nature?
a) Proteins
b) Fats
c) Sugars
d) Lipids
This is more feedback!
This is the feedback!
