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

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

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?

Clothing

_____________ help to increase the production of food.

Write True or False against the following statement.

Antibiotics are used as preservatives:

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.

Differentiate between natural fibres & synthetic fibres.

Give reasons for the following

All medicines must be taken under proper doctors' supervision and in the correct dose.