The average annual rainfall in Bihar is:

Less than 500 mm
500-1000 mm
1000-1500 mm
More than 1500 mm

The correct answer is: c) 1000-1500 mm.

Bihar is a state in eastern India. It is the third-largest state in India by population, after Uttar Pradesh and Maharashtra. The state is located in the Ganges Plain, and its capital is Patna.

The average annual rainfall in Bihar is 1100 mm. The state receives most of its rainfall during the monsoon season, which runs from June to September. The monsoon rains are essential for agriculture in Bihar, as they provide the water needed to grow crops.

The following are the four options for the question:

  • a) Less than 500 mm: This option is incorrect because the average annual rainfall in Bihar is 1100 mm, which is more than 500 mm.
  • b) 500-1000 mm: This option is incorrect because the average annual rainfall in Bihar is 1100 mm, which is more than 1000 mm.
  • c) 1000-1500 mm: This option is correct because the average annual rainfall in Bihar is 1100 mm, which is within the range of 1000-1500 mm.
  • d) More than 1500 mm: This option is incorrect because the average annual rainfall in Bihar is 1100 mm, which is less than 1500 mm.