SSC MTS EXAM

Detailed explanation-1: -Cascade Range Where the Sierra Nevada, ends the Cascade volcanoes begin. This chain of explosive volcanic centers form an arc-shaped band extending from British Columbia to Northern California, roughly parallel to the Pacific coastline.

Detailed explanation-2: -The Sierra Nevada are located in California, directly south of the Cascades. The Sierra’s distinctive granite originally formed from ancient magma intrusions that have long since cooled and are now heavily weathered (Figure 8.14).