Which of the following changes cannot be reversed?
(i) Blowing of a balloon
(ii) Folding a paper to make a toy aeroplane
(iii) Rolling a ball of dough to make roti
(iv) Baking cake in an oven
(v) Drying a wet cloth
(vi) Making biogas from cow dung
(vii) Burning of a candle
Choose Your Option
A. (iv), (vi) and (vii)
B. (i), (ii) and (iii)
C. (v), (vi) and (vii)
D. (ii), (iv) and (vi)
Solution & Explanation
No details explanation available for this question. Option A is the verified correct answer.