Which of the following is a use of plaster of Paris?
(i) Manufacture of glass, soap and paper
(ii) As a cleaning agent for domestic purpose
(iii) Making toys, materials for decoration and for making surfaces smooth
(iv) For baking

Correct option is D

The correct option is (d) Only iii

Information Booster:

Plaster of Paris (POP) is primarily used in the following applications:

• Making toys and decorative items: POP is easily moldable and sets quickly, making it ideal for creating intricate designs.
• Smoothing surfaces: POP is used in construction and interior design to create smooth finishes on walls and ceilings.
• Medical and dental applications: POP is used for making molds and casts.

Other options mentioned in the question are not correct:

• (i) Manufacture of glass, soap, and paper does not involve POP.
• (ii) POP is not a cleaning agent.
• (iv) Baking does not require POP; it is unrelated to cooking.