Which one of the following industries uses limestone as a raw material.
(a) Aluminium
(b) Cement
(c) Sugar
(d) Jute
ANS (b) Cement

Which one of the following agencies markets steel for the public sector plants?
(a) HAIL
(b) SAIL
(c) TATA Steel
(d) MNCC
ANS (b) SAIL

Which one of the following industries uses bauxite as a raw material?
(a) Aluminium
(b) Cement
(c) Jute
(d) Steel
ANS (a) Aluminium

 Which one of the following industries manufactures telephones, computer, etc?
(a) Steel
(b) Electronic
(c) Aluminium
(d) Information Technology
ANS (b) Electronic

Manufacturing is the process in which goods are produced after processing the various raw materials.

Three physical factors for the location of the industry are:
→ Availability of raw material. 
→ Suitable climate. 
→ Availability of water and power supply.

Three human factors for the location of an industry are
→ Availability of cheap labour
→ Availability of services such as consultants and financial advice
→ Availability of Market

Basic industries are those which supply their raw materials to industries which manufacture other goods. An example is the iron and steel industry which supplies steel to the automobile industry.