Gems and Jewellery Industry

11. Which Indian city is famous for its traditional Kundan jewellery?
a) Kolkata
b) Hyderabad
c) Varanasi
d) Jaipur

12. What is the process of applying a thin layer of gold onto another metal called?
a) Electroplating
b) Engraving
c) Annealing
d) Forging

13. Which gemstone is known for its red color and is associated with July?
a) Emerald
b) Sapphire
c) Ruby
d) Amethyst

14. Which international city is renowned for its diamond trading and jewellery industry?
a) New York
b) Tokyo
c) Dubai
d) Antwerp

15. What is the process of joining two or more metals together called?
a) Soldering
b) Carving
c) Weaving
d) Enameling