Explanations:Terrace farming is a traditional agricultural practice that is particularly well-suited to hilly and mountainous regions. The technique involves cutting the slopes into a series of terraces, which are flat areas of land that are built into the hillside. These terraces are often supported by retaining walls, which help to prevent soil erosion and retain water. Terrace farming is an effective method for cultivating crops on steep slopes, as it reduces the risk of soil erosion and allows for better water management.
In India, terrace farming is widely practiced in several regions, including Assam, Himachal Pradesh, and Sikkim. These regions are characterized by their hilly and mountainous terrain, which makes traditional farming methods difficult. Terrace farming is an essential agricultural practice in these areas because it allows farmers to cultivate crops on land that would otherwise be unsuitable for farming.
Assam, located in the northeastern part of India, has a diverse topography that includes hilly regions. The state's hilly areas, particularly in the eastern part, are suitable for terrace farming. The practice helps to prevent soil erosion and allows for the cultivation of crops such as rice, tea, and other cash crops.
Himachal Pradesh, situated in the northern part of India, is a mountainous state with a significant portion of its land being hilly. The state's hilly regions are ideal for terrace farming, which is widely practiced to grow crops like rice, wheat, and vegetables. The terraces help to retain water and prevent soil erosion, which is crucial in the mountainous terrain.
Sikkim, a small state in the northeastern part of India, is known for its steep slopes and hilly terrain. Terrace farming is a common practice in Sikkim, where it is used to cultivate crops such as rice, maize, and vegetables. The terraces help to prevent soil erosion and retain water, which is essential for farming in the hilly regions.
Therefore, terrace farming is practiced in all the mentioned regions: Assam, Himachal Pradesh, and Sikkim. The correct answer is "D) All of the above." Each of these regions has hilly and mountainous terrain that necessitates the use of terrace farming to prevent soil erosion and facilitate agriculture.