Question

B. Statements given below are incorrect. Write correct statements

: 1. Herbicides are used to kill plant insects. 2. Powders, creams, and other cosmetics cannot be made by chemical methods. 3. A conical flask is used to heat liquids 4. By mixing two or more metals we can prepare an alloy

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Answer 1

Answer:

1. Pesticides are used to kill plant insects.

2. Powder creams and other cosmetics can be made by chemical methods

3. A Hard glass test tube is used to heat chemicals.

4. By mixing two or more metals we can prepare an alloy.

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Answer 2

Answer:

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