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Class 7 Science Chapter 1 Changes Around Us: Physical and Chemical MCQ Practice

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Chapter 1Changes Around Us: Physical and Chemical

120 MCQsFocused chapter practice

DescriptionQuick chapter overview

SyllabusTopics covered clearly

Strengthen your understanding of Changes Around Us: Physical and Chemical in Class 7 Science. Use focused MCQs to connect scientific ideas with observation, reasoning and practical application and improve accuracy.

This chapter studies physical and chemical changes in matter. Students learn how some changes are reversible while others form new substances, and compare daily-life examples to understand how matter transforms in different scientific contexts.

Sample Chapter MCQs

Showing 10 sample questions from this chapter.

01 Science

Which statement about reversible and irreversible changes is most accurate?

A All reversible changes are chemical.

B All irreversible changes are physical.

C Many physical changes are reversible, while many chemical changes are irreversible.

D There is no relation at all.

02 Science

Why does a blacksmith heat metal before shaping it?

A Heating can make the metal easier to shape.

B Heating turns the metal into a non-metal.

C Heating always creates rust.

D Heating stops all physical changes.

03 Science

Why is making curd from milk not considered reversible in everyday conditions?

A No new substance is formed.

B Milk only changes temperature.

C The original milk cannot be obtained back easily.

D It is only a shape change.

04 Science

Which of the following changes state but not substance identity?

A Water to steam

B Milk to curd

C Wood to ash

D Iron to rust

05 Science

Why is melting ice considered a physical change?

A Water changes into a new substance.

B Only the state changes, not the substance.

C Heat is never involved.

D It cannot be reversed.

06 Science

Which of the following is the strongest sign that a change is physical?

A The original material can be recovered easily.

B Gas is produced.

C Ash forms.

D A new smell appears permanently.

07 Science

Which pair shows two physical changes?

A Burning wood, making curd

B Melting ice, stretching rubber band

C Rusting iron, boiling milk to form new taste

D Cooking rice, burning paper

08 Science

Expansion on heating is generally a physical change.

A True

B False

09 Science

Change of water into steam is:

A physical

B chemical

C biological

D nuclear

10 Science

Which of the following explains why ash cannot be changed back to paper easily?

A The paper only expanded.

B The paper dissolved in water.

C New substances were formed during burning.

D The paper only cooled down.

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