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Biology Class 11 Chapter 3
enzymes
Test 6
1.
The charge and shape of active site is formed by?
a) Vitamins
b) Amino acids
c) Fatty acids
d) Metal ions
2.
The active site of enzyme is made up of ______ definite regions?
a) 1
b) 2
c) 4
d) 3
3.
Name of region of active site is?
a) Enzymatic site
b) Hydrolytic site
c) Binding site
d) Binary site
4.
The binding site helps the enzyme in?
a) Distillation
b) Recognition
c) Catalysis
d) Formation
5.
Reaction of ES-complex activates?
a) Active site
b) Catalytic site
c) Forming site
d) inding site
6.
Enzyme requires medium for its activity?
a) Aquous
b) Neutral
c) Basic
d) cidic
7.
Scientist proposed Lock and Key Model?
a) Emil Fischer
b) F.Sanger
c) Koshland
d) Friedrick Wohler
8.
One specific key can open only a specific lock,is a statement of model?
a) Lock and Door
b) None of these
c) Induce Fitl
d) Lock and Key
9.
According to Lock and Key Model active site is a structure?
a) Rigid
b) Inducible
c) Flexible
d) Elastic
10.
According to Lock and Key Model active site is used as?
a) Model
b) Statue
c) Example
d) Template
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