WELCOME TO SaraNextGen.Com

Page No 30: - 2) IS MATTER AROUND US PURE

Updated On 26-08-2025 By Lithanya


You can Download the Page No 30: - 2) IS MATTER AROUND US PURE with expert answers for all chapters. Perfect for Tamil & English Medium students to revise the syllabus and score more marks in board exams. Download and share it with your friends

Question 11:

Which of the following are chemical changes?

(a) Growth of a plant

(b) Rusting of iron

(c) Mixing of iron fillings and sand

(d) Cooking of food

(e) Digestion of food

(f) Freezing of water

(g) Burning of candle

Answer:

The following changes are chemical changes:

(a) Growth of a plant

(b) Rusting of iron

(d) Cooking of food

(e) Digestion of food

(g) Burning of candle