The foothills of the Shivalik Hills in Punjab contain deposits of:

Iron ore
Copper
Limestone
Gold

The correct answer is: a) Iron ore

The foothills of the Shivalik Hills in Punjab contain deposits of iron ore. Iron ore is a mineral that is used to make iron and steel. It is a major raw material in the iron and steel industry. Iron ore is found in rocks and minerals. It is a hard, black or brown mineral. Iron ore is mined in open-pit or underground mines. It is then crushed and ground into a fine powder. The powder is then mixed with other materials to make iron and steel.

The other options are incorrect because:

  • Copper is a metal that is used to make electrical wires and other products. It is not found in the foothills of the Shivalik Hills in Punjab.
  • Limestone is a type of rock that is used to make cement and other products. It is not found in the foothills of the Shivalik Hills in Punjab.
  • Gold is a precious metal that is used to make jewelry and other products. It is not found in the foothills of the Shivalik Hills in Punjab.