Well I checked my resources and I can't find a tribe called "jumbo" so I don't think so.
No.
comperative research
jumbo means very big so we called it jumbo jet
yes no
The tlingit Indian tribe's homes were called Plank Houses.
The Cahuilla lived in kishes, they were a Mohave tribe.
Kumble
Gantowisas
They used nets called weirs
Yes the Incas were an Indian Tribe.
Ten tribes occupy Indian reservations with rights to the Colorado River: the Chemehuevi Indian Tribe; the Cocopah Indian Community; the Colorado River Indian Tribes, the Fort Mojave Indian Tribe; the Jicarilla Apache Tribe, the Navajo Nation, the Northern Ute Tribe, the Quechan Indian Tribe of the Fort Yuma Reservation, the Southern Ute Indian Tribe, and the Ute Mountain Ute Indian Tribe.
There is no such thing as a Hawaiian Indian tribe.