Food items like jams and pickles are protected by using ___________. - Chemistry

Food items like jams and pickles are protected by using ___________.

Fill in the Blanks

Food items like jams and pickles are protected by using preservatives (salt and sugar).

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Importance of Chemistry

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Chapter 1: Introduction to Chemistry - Objective Type Questions 1

Chapter 1 Introduction to Chemistry
Objective Type Questions 1 | Q 1.3

Give two examples of the following substance.

Fuel

Give two examples of the following substance.

Medicines

How is chemistry helpful in improving the health of human beings?

Name the scientists who discovered the following:

Elements

Fill in the blank:

L.P.G. is used for ___________

Fill in the blank:

Inert gases were discovered by ___________

Write True or False against the following statement.

D.D.T. is an important fertiliser:

Explain in brief the importance of Chemistry in agriculture.

State the contributions of John Dalton – towards the development of Chemistry.

Give reasons for the following

Cosmetics may contain preservatives, as one of their ingredients.