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प्रश्न
Choose the correct alternative from the choices given below for the following statement:
Mortar is used as a
पर्याय
plastic material Urea is an
a building material
an insecticide
as medicine
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उत्तर
a building material
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संबंधित प्रश्न
How is chemistry helpful in improving the health of human beings?
Name the chemicals which help in increasing food production.
Name the scientists who discovered the following:
Atoms
Name the scientists who discovered the following:
Elements
State the contributions of Dimitri Mendeleev
Explain the term ‘cosmetics’ ‘talc’. Name a few main ingredients in cosmetics the role they play.
Give reasons for the following
Titanium dioxide is an important ingredient in cosmetics.
Give reasons for the following
Ordinary soap is wasted in hard water.
Food processing is an important procedure for obtaining marketable food products.
Select the correct name from the choices given below for the following case.
A synthetic fibre used in clothing.
