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Enzymes 2

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

Enzymes are also called as...

a)

Bioagents

b)

Biocatalysts

c)

Biocontrollers

d)

Biomanagers

2.

All enzymes are...

a)

Carbohydrates

b)

Lipids

c)

Proteins

d)

Nucleic acids

3.

.....coined the the term 'enzyme'.

a)

Alexander Fleming

b)

Lois Pasteur

c)

Alba Flores

d)

Frederick Kuhn

4.

IUB stands for..

a)

International Union of Biochemistry

b)

Indian Union of Biology

c)

International Union of Botany

5.

According to IUB there are ... major classes or groups of enzymes.

a)

4

b)

5

c)

6

d)

7

6.

Transferases perform....

a)

Transfer of functional group

b)

Transfer of ions across membrane

c)

Transfer of water and minerals

7.

Enzymes are needed in a very small amount.

a)

True

b)

False

8.

Enzymes remain unaffected or unchanged qualitatively and quantitatively at the end of the enzymatic reaction.

a)

True

b)

False

9.

Enzyme molecule made up of several subunits is of ...nature.

a)

Monomeric

b)

Polymeric

c)

Oligomeric

d)

Pentameric

10.

....may also have the catalytic property and catalytic activity.

a)

DNA molecule

b)

RNA molecule

c)

ATP molecule

d)

None of the above

11.

Select groups in which enzymes which are proteins are divided:

a)

Simple

b)

Decarboxylated

c)

Conjugated

d)

Oxidated

12.

Conjugated protein enzymes re called as...

a)

Wholoenzyme

b)

Holoenzyme

c)

Holeozyme

d)

Homozyme

13.

Protein part of enzyme is called as...

a)

Prosthetic group

b)

Picoenzyme

c)

Holoenzyme

d)

Apoenzyme

14.

NAD acts as ...

a)

Co-enzyme

b)

Co-factor

c)

Isozyme

15.

....are multiple molecular forms of the same enzyme that differ in their electrophoretic mobility.

a)

Co-enzymes

b)

Co-factors

c)

Isozymes