Question 1 - 4
Choose the correct letter, A, B or C.
1.
What originally led Jim to choose this project?
fabric pieces he viewed at a museum display
information about a botanic garden in a book
colourful rugs he encountered on a family trip
2.
Jim's final practical investigation involved
testing several dyes on several kinds of fibre.
applying a number of dyes to one fibre only.
using one dye on a range of fibres.
3.
During the experiments, what surprised Jim?
the quantity of raw material required for a dye
how readily dyes could be purchased online
how long the fabric needed to remain in the dye
4.
What difficulty did Jim encounter when using tartrazine?
It produced a minor allergic response.
The colour did not remain on cotton.
It failed to colour nylon.
Question 5 - 10
What drawback is identified for each natural dye?
5.
turmeric
Drop or Select your answer
6.
beetroot
Drop or Select your answer
7.
Tyrian purple
Drop or Select your answer
8.
logwood
Drop or Select your answer
9.
cochineal
Drop or Select your answer
10.
metal oxide
Drop or Select your answer
Kéo option vào câu hỏi
8 OPTIONS
It costs a great deal.
The shade is excessively strong.
The colour fades quickly.
It is highly poisonous.
It can weaken the material.
It may produce an unexpected colour.
It does not work on certain fabrics.
It is generally difficult to obtain.
. . .
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