Advertisements
Advertisements
प्रश्न
Give reasons for the following
Cosmetics may contain preservatives, as one of their ingredients.
Advertisements
उत्तर
They extend the shelf life of a cosmetic and may prevent growth of microorganisms.
संबंधित प्रश्न
Give two examples of the following substance.
Chemical war weapons
What is the contribution of chemistry in following field?
Industry
_____________ help to increase the production of food.
Fill in the blank:
L.P.G. is used for ___________
Explain in brief the importance of Chemistry in the production of various products.
State the contributions of Antoine Lavoisier
State the contributions of John Dalton – towards the development of Chemistry.
Differentiate between the terms food preservatives and food processing with appropriate examples.
Preservatives are added to food or beverages.
Give reasons for the following
Titanium dioxide is an important ingredient in cosmetics.
