Which extensive biome stretches from the east coast of Canada to the Canadian Rockies, as well as across the entire extent of Russia to the European Plain and at high elevations at lower latitudes?
A) Arctic and alpine tundra
B) boreal and montane forest
C) desert
D) midlatitude broadleaf and mixed forest
E) midlatitude grasslands
Question 2
Within the Northern Hemisphere, salt marshes form ________, whereas mangrove swamps form ________.
A) within the tropics; at high latitudes
B) north of 30; within the tropics
C) in the Arctic; in the midlatitudes
D) south of 30; north of 30
E) near subtropical high pressure systems; in areas affected by the NE trade winds