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प्रश्न
Write True or False against the following statement.
D.D.T. is an important fertiliser:
पर्याय
True
False
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उत्तर
False
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संबंधित प्रश्न
What is the contribution of chemistry in following field?
Industry
What is the contribution of chemistry in following field?
Clothing
Name the scientists who discovered the following:
Elements
_____________ help to increase the production of food.
Fill in the blank:
L.P.G. is used for ___________
Fill in the blank:
Inert gases were discovered by ___________
Choose the correct alternative from the choices given below for the following statement:
Mortar is used as a
State the contributions of Antoine Lavoisier
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.
