IELTS-G 13 Listening test 3 section 3

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Questions 21-24

Choose the correct letter, A, B or C.

Project on using natural dyes to colour fabrics

21.What first inspired Jim to choose this project? 

A textiles displayed in an exhibition

B a book about a botanic garden 

C carpets he saw on holiday

22.Jim eventually decided to do a practical investigation which involved 

A using a range of dyes with different fibres.

B applying different dyes to one type of fibre.

C testing one dye and a range of fibres.

23.When doing his experiments, Jim was surprised by

A how much natural material was needed to make the dye. 

B the fact that dyes were widely available  on the internet. 

C the time that he had to leave the fabric in the dye.

24.What problem did Jim have with using tartrazine as a fabric dye?

A It caused a slight allergic reaction.

B It was not a permanent dye on cotton. 

C It was ineffective when used on nylon.

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