What was the effect of glaciation on soil fertility?
A) It increased fertility all over Canada.
B) It decreased fertility all over Canada.
C) It increased fertility in northern Canada, but decreased it in the Ohio River basin.
D) It decreased fertility in northern Canada, but increased it in the Ohio River basin.
Answer: D
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Why do tropical rainforests occur along the equator and world deserts occur near 30° N&S latitudes?
Using the Köppen classification system, what classification would you assign to a region that is wet year round and has monthly mean temperatures that never dip below 18°C?
A. Af B. Aw C. Am D. As
You are travelling to both Angola and Mozambique. Which language would be practical to learn before you depart?
A) Portuguese
B) French
C) English
D) Spanish
E) Arabic
Nodes are
A. places where flows begin, intersect, or end B. high mountains C. places where latitude and longitude lines cross D. the north and south poles