Ms Naina, a science teacher divided the class into four groups and each group was given different mixtures :
Group I : Sand and iron filings
Group II : Oil and water
Group III : Salt and sand
Group IV : Wheat and husk
Which of the following methods should each group use to separate the components of mixtures given to them?
| Group I | Group II | Group III | Group IV | |
| A | Magnetic separation |
Seprating funnel |
Filtration followed by evaporation |
Winnowing |
| B | Sieving | Filtration | Winnowing | Sieving |
| C | Winnowing | Decantation | Sieving | Filtration |
| D | Magnetic separation |
Filtration | Sieving | Winnowing |