Soils in North Bihar plain are classified into how many types?

The correct answer is C. 3.

The soils in North Bihar plain are classified into three types: alluvial, sandy, and loamy.

• Alluvial soils are the most common type of soil in North Bihar plain. They are formed by the deposition of sediments from the Ganges River and its tributaries. Alluvial soils are fertile and well-drained, making them ideal for agriculture.
• Sandy soils are found in the uplands of North Bihar plain. They are less fertile than alluvial soils, but they are well-drained and easy to work. Sandy soils are often used for growing crops such as rice and wheat.
• Loamy soils are a mixture of sand, silt, and clay. They are found in the middle of the North Bihar plain. Loamy soils are fertile and well-drained, making them ideal for agriculture.

The following are the brief descriptions of each option:

• Option A: 2. This option is incorrect because there are three types of soils in North Bihar plain.
• Option B: 4. This option is incorrect because there are three types of soils in North Bihar plain.
• Option C: 3. This option is correct because there are three types of soils in North Bihar plain.
• Option D: 5. This option is incorrect because there are three types of soils in North Bihar plain.