1) Stilt houses are popular among different ethnic minority groups.
2) No, the stilt houses do not have the same sizes and styles.
3) They have different sizes and styles based on the cultural preferences and traditions of their owners.
4) They are made from natural materials like wood, bamboo, and leaves.
5) The ethnic minority people put their houses on stilts to keep themselves safe from wild animals.
6) The kitchen is the important part of the house.
7) The staircase usually has seven or nine steps.