The least populous district in Kerala is:

Kollam
Wayanad
Pathanamthitta
Kasaragod Answer: b

The correct answer is b) Wayanad.

Wayanad is the least populous district in Kerala with a population of 797,133 as of 2020. It is located in the northern part of the state and is bordered by Karnataka to the north and east, Tamil Nadu to the south, and Kozhikode and Kannur districts to the west. The district is known for its natural beauty, with mountains, forests, and rivers. It is also home to a number of tribal groups.

The other options are:

  • a) Kollam: Kollam is the second least populous district in Kerala with a population of 2,145,154 as of 2020. It is located in the southern part of the state and is bordered by Thiruvananthapuram district to the north, Pathanamthitta district to the east, Alappuzha district to the south, and the Arabian Sea to the west. The district is known for its beaches, backwaters, and temples.
  • c) Pathanamthitta: Pathanamthitta is the third least populous district in Kerala with a population of 1,132,375 as of 2020. It is located in the central part of the state and is bordered by Kottayam district to the north, Idukki district to the east, Alappuzha district to the south, and Kollam district to the west. The district is home to the Sabarimala temple, one of the most important Hindu pilgrimage sites in India.
  • d) Kasaragod: Kasaragod is the fourth least populous district in Kerala with a population of 1,339,574 as of 2020. It is located in the northern part of the state and is bordered by Karnataka to the north and east, Kannur district to the south, and the Arabian Sea to the west. The district is known for its beaches, backwaters, and temples.