The crystallisation technique is better than the simple evaporation technique and:
1. "crystalisation" is a process that separates a pure solid in the form of its crystals from a solution
2. it is applied for purification of salt that we get from sea water
3. it is applied for separation of crystals of alum from impure samples
Select the correct answer using the code given below.
The correct answer is A
Select a figure from amongst the Answer Figures.
Which figure is different from the rest?
Select the figure that can replace the question mark (?) in the following series.
Select a suitable figure from the Answer Figures that would replace the question mark (?) from question figure.
From the given answer figures, select the one in which the question figure is hidden / embedded(rotation is not allowed).
How many triangles are present in the following figure?
Select a figure from amongst the Answer Figures.
How many rectangles are there in the given figure?
