Answers

2016-02-01T23:04:45+05:30
ANSWER : basic or key intustries are those which supply theri product or raw material to manfacture other goods 
EXAMPLE : iron and steel and copper smelting , aluminium smelting 

0
2016-02-02T00:06:38+05:30
These r the industries which provide base or raw material to the big manufacturing industries hence....these r basic industries for bug industries.......
0
Plz....mark as brainliest if u wish...!!!