An unripe mango placed in a concentrated salt solution to prepare pickle, shrivels because _____________.
(i) it gains water due to osmosis.
(ii) it loses water due to reverse osmosis.
(iii) it gains water due to reverse osmosis.
(iv) it loses water due to osmosis.
The answer is the option (iv). Due to osmosis, Water inside mango (lower concentration) moves outside in a concentrated salt solution (higher concentration).