Question

The Black Hills of South Dakota were formed by what type of orogenesis? A.volcanism
B.upwarping
C.folding
D. fault-block formation

Answer 1

The Black Hills of South Dakota were formed by what type of orogenesis? 
Answer : B

Answer 2

Answer: B. upwarping

Orogenesis is a process of formation of mountain in which the earth crust crumples and pushed upwards in a series of geological processes. Black Hills of South Dakota were formed by upwarping. It is the result of uplift and erosion of metamorphic and sedimentary rocks in the South Dakota.