How to dye fabric naturally - Exam
  • 1. Which of these is NOT a common natural dye source?
A) Avocado pits
B) Onion skins
C) Turmeric
D) Acrylic paint
  • 2. What is a mordant used for in natural dyeing?
A) To waterproof the fabric
B) To help the dye bind to the fabric
C) To bleach the fabric
D) To make the fabric softer
  • 3. Which of these is a common mordant?
A) Vinegar
B) Baking soda
C) Sugar
D) Alum
  • 4. Which fiber dyes best with natural dyes?
A) Nylon
B) Natural fibers like cotton or wool
C) Rayon
D) Polyester
  • 5. What color does madder root typically produce?
A) Red
B) Yellow
C) Blue
D) Green
  • 6. What part of the avocado creates a pink or light red dye?
A) The flesh
B) The skin
C) The pit
D) The leaves
  • 7. What color do onion skins typically produce?
A) Pink
B) Purple
C) Yellow or orange
D) Green
  • 8. What should you do to fabric before dyeing?
A) Spray it with hairspray
B) Starch it
C) Iron it
D) Scour it to remove any finishes
  • 9. What does 'WOF' stand for in dyeing?
A) Weight of Fabric
B) Wash on Fabric
C) Width of Fabric
D) Water on Fabric
  • 10. Which flower is known for producing a natural blue dye?
A) Rose
B) Indigo
C) Sunflower
D) Tulip
  • 11. Why is it important to use gloves and eye protection when dyeing?
A) To protect your skin and eyes from irritants.
B) It is not important
C) To prevent the dye from affecting your clothing
D) To look professional
  • 12. What is 'exhausting the dye bath'?
A) Letting the dye bath sit overnight
B) Adding more dye to the bath
C) Removing all the dye from the bath onto the fabric
D) Pouring the dye bath down the drain
  • 13. What does pH measure?
A) Color intensity
B) Weight
C) Acidity or alkalinity
D) Temperature
  • 14. Which fruit, when rotted, can be used as a dye?
A) Pomegranate
B) Apple
C) Orange
D) Banana
  • 15. What should be done with leftover dye after it has cooled?
A) Store indefinitely
B) Dispose of responsibly according to local regulations
C) Pour down the drain
D) Use it for fertilizer
  • 16. Which common kitchen ingredient can be used to adjust pH?
A) Flour
B) Sugar
C) Salt
D) Vinegar
  • 17. What is over-dyeing?
A) Dyeing too many fabrics at once.
B) Dyeing with too much dye
C) Dyeing a fabric that has already been dyed.
D) Dyeing for an excessive amount of time
  • 18. Which metal can be used as a mordant but should be used with caution due to toxicity?
A) Copper
B) Zinc
C) Iron
D) Aluminum
  • 19. What is the best way to wash naturally dyed fabric?
A) By hand with a pH neutral soap.
B) By taking it to a dry cleaner
C) In a cold washing machine with regular detergent
D) In a hot washing machine with bleach
  • 20. Which of these is used for bundle dyeing?
A) Ice
B) Microwave
C) Boiling water
D) Steam
  • 21. What is the role of tannins in natural dyeing?
A) They are used to create brighter colors.
B) They help improve dye uptake and fastness, especially on cellulose fibers.
C) They are used to lower the temperature of the dye bath.
D) They are used to make the fabric softer.
  • 22. Which is a good source of tannins for natural dyeing?
A) Potatoes
B) Oak galls
C) Carrots
D) Spinach
  • 23. What does 'colorfast' mean in dyeing?
A) The dye changes color over time.
B) The dye is very bright.
C) The dye is easy to remove.
D) The dye resists fading or running.
  • 24. Which of the following can alter a dye color?
A) The size of the dye pot
B) Changing the pH of the dye bath
C) The time of day
D) The brand of stove used
  • 25. What safety precaution should be taken when using iron as a mordant?
A) Use an iron pot.
B) Avoid prolonged skin contact.
C) Mix it with bleach for better results.
D) It is completely safe to handle.
  • 26. What is 'dye liquor'?
A) The dye bath solution.
B) A brand of dye.
C) The solid residue left after dyeing.
D) A special type of alcohol used in dyeing.
  • 27. Which natural dye source can be used fresh or dried?
A) Cochineal
B) Indigo
C) Madder root
D) Marigolds
  • 28. What is 'resist dyeing'?
A) A technique to remove excess dye.
B) A technique to enhance the dye color.
C) A technique to prevent dye from reaching certain areas.
D) A technique to dry fabric quickly.
  • 29. Which common method uses wax to create a resist pattern?
A) Shibori
B) Screen printing
C) Batik
D) Tie-dye
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