Sierra Appalachian
Sierra Appalachian
2. What is the largest mountain system in North America?
A. Appalachian B. Rocky Mountain C. the Sierra Nevada D. Cascade 3. Geographers have identified four main types of plant life in the United States and Canada: the tundra, grasslands, desert scrub, and A. tropical. B. forest. C. the rainforest. D. plains.
mountain is more wide range of Rocky Mountains, stretching from Mexico, through United States, then traveled to Canada on the second question is B. Forest
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