The Kaveri (Cauvery) River delta forms a fertile agricultural region in:

Central Tamil Nadu
Southern Tamil Nadu
Western Tamil Nadu
Northern Tamil Nadu

The correct answer is: b) Southern Tamil Nadu

The Kaveri River delta is a fertile agricultural region in southern Tamil Nadu, India. It is formed by the confluence of the Kaveri River and its tributaries, the Amaravati, Pennar, and Noyyal rivers. The delta is about 200 kilometers long and 100 kilometers wide, and it is home to about 20 million people.

The Kaveri River delta is a major rice-producing region in India. It is also home to a variety of other crops, including sugarcane, cotton, and vegetables. The delta is also a major fishing ground.

The Kaveri River delta is a beautiful and important region of India. It is a major agricultural region, and it is also home to a variety of wildlife. The delta is a popular tourist destination, and it is a major economic center for India.

The other options are incorrect because:

  • Option a) is incorrect because the Kaveri River delta is not located in central Tamil Nadu.
  • Option c) is incorrect because the Kaveri River delta is not located in western Tamil Nadu.
  • Option d) is incorrect because the Kaveri River delta is not located in northern Tamil Nadu.