Class 7 Science Chapter 5 Changes Around Us: Physical and Chemical Practice Paper
Practice Paper for Class VII Science Chapter 5 – Changes Around Us: Physical and Chemical. Covers physical vs. chemical changes, reversible & irreversible changes, combustion, rusting of iron, crystallization, and the fire triangle. It includes MCQs, short answer, and application-based questions. Session 2026-27 | Unique Study Point, Indore.
This free Practice Paper for CBSE Class VII Science, Chapter 5: Changes Around Us: Physical and Chemical, contains exam-pattern practice questions covering the full chapter, with marks distribution like the real paper. It has been prepared by Sumeet Sahu at Unique Study Point, Indore, strictly following the latest NCERT syllabus for Session 2026-27.
📌 How to use this Practice Paper
- First revise the chapter — Changes Around Us: Physical and Chemical from your notes or textbook.
- Attempt every question on your own before checking answers — this is how marks actually improve.
- Mark the questions you got wrong and re-attempt them after 2–3 days.
Class 7 Science – Chapter 5: Changes Around Us: Physical and Chemical
Practice Paper | Session 2026-27
Unique Study Point (USP) | Sumeet Sahu | Indore
Section A – Multiple Choice Questions (MCQ)
- Which of the following is a physical change?
(a) Rusting of iron (b) Burning of wood (c) Melting of ice (d) Cooking of food
- Which of the following is a chemical change?
(a) Cutting of paper (b) Dissolving sugar in water (c) Burning of magnesium ribbon (d) Melting of wax
- Rusting of iron is an example of:
(a) Reversible change (b) Physical change (c) Chemical change (d) Slow physical change
- The process of obtaining large crystals of a pure substance from its solution is called \"crystallization.\"
(a) Evaporation (b) Crystallisation (c) Condensation (d) Sublimation
- When carbon dioxide is passed through limewater, it turns:
(a) Red (b) Blue (c) Milky white (d) Yellow
- The minimum temperature at which a substance catches fire is called its \"flash point.\"
(a) Boiling point (b) Melting point (c) Ignition temperature (d) Flash point
- Which of the following changes is reversible? br/>
(a) Burning of paper (b) Rusting of iron (c) Melting of ice (d) Ripening of fruit
- Iron + Water + Oxygen →
(a) Iron oxide (rust) (b) Iron hydroxide (c) Iron carbonate (d) No change
Section B – True or False
- Dissolving salt in water is a chemical change. (True / False)
- Rusting of iron is a slow chemical change. (True / False)
- The burning of wood is a reversible change. (True / False)
- Crystallization is a method used to purify impure substances. (True / False)
- A physical change always results in a new substance. (True / False)
Section C – Very Short Answer Questions
- Define physical change. Give one example.
- What is a chemical change? Give one example from daily life.
- What are the three components of the fire triangle?
- Name the product formed when iron reacts with oxygen and water.
- What happens when carbon dioxide is passed through lime water?
- Give one method to prevent rusting of iron.
Section D—Short Answer Questions
- Differentiate between physical and chemical changes. Give two examples of each.
- What is combustion? What are the conditions necessary for combustion?
- Explain the term \'crystallization\' with the help of an example.
- Why is rusting of iron considered a chemical change and not a physical change?
- Classify the following as physical or chemical changes: (a) Melting of butter (b) Burning of a candle (c) Cutting of cloth (d) Souring of milk
Section E – Application-Based / HOTS Questions
- A candle burns and melts. Which part of this process is a physical change and which part is a chemical change? Explain.
- When baking soda is mixed with vinegar, bubbles are formed. What type of change is this? How will you confirm the gas produced?
- Why do we use sand or a fire blanket to put out a fire, instead of water, in some situations?
- Your iron gate is rusting rapidly. Suggest two ways to protect it and explain the science behind each method.
Best of Luck! | Unique Study Point | uniquestudyonline.com | App: USP Study App | 8103405051
📄 Get the PDF version
Save it on your phone for offline study — 100% free, no login needed.
⬇ Download PDF Now
📋 Details
| Class | Class VII (CBSE / NCERT) |
| Subject | Science |
| Chapter | Chapter 5: Changes Around Us: Physical and Chemical |
| Resource Type | Practice Paper |
| Session | 2026-27 (Latest NCERT Syllabus) |
| Downloads | 6+ |
| Prepared by | Sumeet Sahu, Unique Study Point, Indore |
| Cost | Free |