14) A considerable part of our cotton, woollen and silk goods is produced on handlooms and powerlooms. Khaddar cloth is made out of handspun yarn. The Indian sarees which have become popular in the western world are produced in the decentralised sector. As man

15) The rocks that make up the continents and are rich is silicon and aluminium are

16) Which one of the following is used for measuring the speed of wind?

17) Which one of the following ocean currents converges with the Gulf Stream?

18) To which category is the Iron and steel industry belong to: