The largest district of Tamil Nadu in terms of area is:

Coimbatore
Villupuram
Chennai
Tirunelveli

The correct answer is: a) Coimbatore

Coimbatore is the largest district in Tamil Nadu in terms of area. It is located in the western part of the state and has a total area of 3,790 square kilometers. The district is home to a number of important cities, including Coimbatore, Pollachi, and Erode. Coimbatore is a major industrial and commercial center, while Pollachi is known for its agricultural products and Erode is a major transportation hub.

The other options are incorrect for the following reasons:

  • b) Villupuram is the second largest district in Tamil Nadu in terms of area. It has a total area of 3,420 square kilometers.
  • c) Chennai is the third largest district in Tamil Nadu in terms of area. It has a total area of 2,416 square kilometers.
  • d) Tirunelveli is the fourth largest district in Tamil Nadu in terms of area. It has a total area of 2,280 square kilometers.