Questions

Para-amino salicylic acid (PAS) is used in the treatment of Tuberculosis.

A rift valley is formed either due to upheaval of blocks on either sides of a fracture or due to subsidence of block between them.

Tin and Silver are malleable and good conductors of electricity. The other combinations have a non metal in them which are bad conductors.

The primary use of iron ore is in the production of iron. Most of the iron produced is then used to make steel. Steel is used to make automobiles, locomotives, ships, beams used in buildings, furniture, paper clips, tools, reinforcing rods for concrete, bicycles, and thousands of other items.