Acids, Bases and Salts-Neutralization in Everyday Life (CBSE Class-7 Science): Questions 1 - 4 of 4

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Question number: 1

» Acids, Bases and Salts » Neutralization in Everyday Life » Soil Treatment

MCQ▾

Question

Quick lime or slaked lime added to the soil to make it:

Choices

Choice (4) Response
a.

Basic

b.

Acidic

c.

Neutral

d. All of the above

Question number: 2

» Acids, Bases and Salts » Neutralization in Everyday Life » Indigestion

MCQ▾

Question

Application of neutralisation in daily lives which helps in digestion of food are:

Choices

Choice (4) Response
a.

Brushing teeth

b.

Acids in stomach

c. None of the above
d. Question does not provide sufficient data or is vague

Question number: 3

» Acids, Bases and Salts » Neutralization in Everyday Life » Ant Bite

MCQ▾

Question

The sting of ants and bees contain:

Choices

Choice (4) Response
a.

Alkali

b.

Formic acid

c.

Hydrochloric acid

d. Question does not provide sufficient data or is vague

Question number: 4

» Acids, Bases and Salts » Neutralization in Everyday Life » Factory Wastes

MCQ▾

Question

The waste of factories must be treated before it allowed to flow into rivers why?

Choices

Choice (4) Response
a.

To neutralise the harmful effect of carbon dioxide

b.

To neutralise bases present in the waste

c.

To neutralise acids present in waste

d. Question does not provide sufficient data or is vague

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