CBSE Class 7 Science
Question 5 of 8
The Ever Evolving World of Science — Question 5
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Question What happens when we wash the haldi stain on our uniform? (Page 2)
When we wash a haldi stain on our uniform with soap, being basic in nature, soap reacts with the haldi stain. This reaction causes the stain to change into red colour, making it harder to remove. Class 7 The Ever Evolving World of Science Question Answer (Activities) Activities 1.1 Question the Answer (Pages 5-6)