Test for Adulteration in Chilly Powder

Q. Which of the following is used to detect adulteration in turmeric powder?

1. Hydrochloric acid
2. Nitric acid
3. Sulfuric acid
4. Citric acid

Q. When the mustard oil is mixed with nitric acid, it gives a .......... that indicates adulteration of mustard oil.

1. Reddish brown ring appearance
2. Purple ring appearance
3. Reddish green ring appearance
4. None of the above

Q. The reading of 1.026 in the lactometer shows

1. Adulterated milk
2. Unadulterated milk
3. Adulterated ghee
4. Unadulterated ghee

Q. Nitric acid is used to detect adulteration in which of these food items?

1. Skimmed milk
2. Ghee
3. Beverages
4. Mustard oil

Q. Which of the following chemical can be used to detect starch, a common adulterant in milk?

1. Sodium chloride
2. Iodine
3. Hydrochloric acid
4. Sodium hydroxide

Q. Crimson red appearance indicates the adulteration of which food items?

1. Skimmed milk
2. Ghee
3. Milk
4. Mustard oil