The West African Examination Council Dyeing and Bleaching Past questions and answer the past question are now available for download and this article would provide sample questions that you can use to practice ahead of the WAEC dyeing and Bleaching examination that would soon commence.
It is very possible to pass the Dyeing and Bleaching Examination in one sitting and many have done it. Those who passed the examination simply used past questions to practice when preparing for the examination and we have compiled questions from previous years below to help you to be well prepared for the next examination.
The West African Examination Council Examination is around the corner and those who would be writing Dyeing and Bleaching in the exam should start practising immediately.
WAEC Dyeing and Bleaching Theory Sample Questions
1a.Explain starch resistance in fabric production
b. List five processes for preparing starch paste for fabric production
c. State seven methods of producing starch resistance fabric with one colour using stenciling technique.
2a.Define the term mesh
b. Explain two types of mesh
c. List seven steps of exposing designs onto a mesh
3a.Describe the ways in which the following materials and tools are used as safety precautions in a dyeing studio
i. mouth and nose mask guard
ii. rubber gloves
iv. safety glasses
v. petroleum jelly
4a.Define the term bleaching
b. List five bleaching agents
c. Mention in the correct order, eight processes of achieving designs on a plain coloured fabric, through bleaching using the stencilling technique
5a.Define the term motif
b. List five types of repeat patterns
c. With the aid of diagrams, explain any two of the repeat patterns listed in 5(b) above
6a.Define the term plain dyeing
b. List five techniques of tying a fabric
c. State sequentially, eight steps to achieve crackles in a waxed fabric decoration.
7. Explain any five of the following in fabric decoration:
8.a. Mention three properties of colour.
b. With the aid of a six-point colour wheel diagram, indicate the three primary and three secondary colours.
c. List any three classes of colour different from primary and secondary colours.
WAEC Dyeing and Bleaching Objectives Sample Questions
We would provide some sample objective questions that those writing the Dyeing and Bleaching examination must answer before the main examination.
1.The process of exposing a dye’s fabric in air is known as?
2.Even spreading of printing ink on fabric can be done with?
3.The best way to remove starch past from a starch resistant fabric is by using?
a. hot water
b. cold water
d. salty water
4.The common paste that is used for resist is?
a. yam paste
b. potato paste
c. cassava paste
d. corn paste
5.Batik originated from?
6. Which of the following materials is used for design transfer on a mesh?
c. Blue emulsion
7.Ironing of printed fabric is done
a. From the back
b. From the front
c. On the wall
d. On a cartoon
8.A table that is not padded for printing will give?
a. Uneven surface
b. Smooth surface
c. Blank surface
d. Even surface
9.A vat dye properly mixed with chemicals will?
d. Settle down
10.Which of the following is not the correct order of colour application in printing?
b. Black- red
c. Pink – brown
d. Yellow – Blue
Now that you have gotten the past question, you can now start practising ahead also, you can obtain more past questions by visiting the WAEC official portal as there is a compilation of past questions and also a marking scheme which would give you an idea of how to answer questions.
Drop your comments below if you have any questions also, share this article with those who would be writing dyeing and bleaching in WAEC.