Kindly answer all the questions in the box given below:

1.The chemical bonds broken down by the perm are called ?

    a.Salt bonds

    b.Hydrogen bonds

    c. Disulphide bonds

    d. Peptide bonds

2. If perm lotion has a PH above 9.5 it may act is a ?

a. Acid

b. Astringent

c. Oxidizer

d. Hair remover

3. The perm wave lotion to be use is determined by the

a. Condition of the hair

b. Length of the hair

c. Color of the hair

d. Dryness of the hair

4. Which is the chemical symbol for hydrogen peroxide?

a. H₂o

b. H₂o₂

c. H₂so4

d. NaoH

5. Wet hair stretches what percent of its length ?

a. 20-30

b. 40-50

c. 60-70

d. 10-15

6. The action of sodium hydroxide relax a causes the hair to

a. Soften and swell

b. Expand and harden

c. Harden and set

d. Shrink

7. On which type of hair should you use and acid balanced perm ?

a. Coarse resistant hair

b. Highlighted or tinted hair

c. Normal hair

d. Fine resistant hair

8. What is the perm lotion?

a. Hardening action on the hair

b. Softening action on the hair

c. Lubrication Aico on the hair

d. Stiffening Aico on the hair