Q. 1. State whether the following statements are true or false. (a) A mixture of oil and water can be separated by filtration. (b) Water can be separated from salt by evaporation. (c) A mixture of wheat grains and wheat flour can be separated by sieving. (d) A mixture of iron filings and rice flour can be separated by magnet. (e) A mixture of wheat grains and rice flakes can be separated by winnowing. A mixture of tea leaves and milk can be separated by decantation.