Question

{7. Use the following flow chart to write a paragraph (within 100 words) on the preparation of a mixture useful for rehydration or maintaining balance of water in the body: } (Points: Wash hands, pots, spoons, glass - boil one litre water in pot - cool - add six teaspoon of sugar + half teaspoon of common salt - stir well - ready for use.) ​

Answer 1

If we add one spoon of sugar and one spoon of yeast in half glass of lukewarm water and leave it undisturbed for 10 minutes. Which of the among following changes cannot be seen? A. bubbles will be formed B. rise in temperature. C. release of carbon dioxide gas. D. change in colour