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प्रश्न
Fill in the blank:
L.P.G. is used for ___________
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उत्तर
L.P.G. is used for fuel
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संबंधित प्रश्न
Give two examples of the following substance.
Food preservatives
How is chemistry helpful in improving the health of human beings?
What is the contribution of chemistry in following field?
Industry
What is the contribution of chemistry in following field?
Cosmetics
Name the scientists who discovered the following:
Atoms
Choose the correct alternative from the choices given below for the following statement:
The chemicals prescribed by a doctor in the treatment of infectious diseases are called
Differentiate between natural fibres & synthetic fibres.
Explain how medicines are a boon to mankind. State the positive & negative effects of medicines like aspirin and paracetamol.
Preservatives are added to food or beverages.
Give reasons for the following
Aspirin is one of the most widely used medications – globally.
