Climate, Landscapes and Life: The Tropics - Discovery Education

ANSWER KEY for page 15
TRUE OR FALSE
Place a T next to statements that are true and an F next to statements that are false.
1. ______ F The tropics lie between the Tropic of Capricorn to the north of the equator and the Tropic of Cancer to the south of the equator.
2. ______ T In the tropics the sun rises and sets at approximately the same time throughout the year, so there is little seasonal change in
the length of days and nights.
3. ______ F A broad expanse of selva is one of the major features of the tropical and subtropical desert regions.
F
4. ______ The Mississippi is a major exotic river in the U.S.
5. ______ T The predominate method of subsistence farming in the rainy tropics is shifting cultivation, or slash and burn agriculture.
6. ______ T Corn is an important agricultural crop in the wet-dry tropics and in the tropical highlands.
7. ______
F
Vast grassland plains of Africa’s wet-dry tropics are known as wadis.
8. ______
T
More water is carried to the sea by the Amazon than by Earth’s three next largest rivers combined.
9. ______ T Urban development in the rainy tropics dates to the Maya and to earlier ceremonial centers of the Olmec culture.
10. ______ F The elevation in tropical regions plays a significant role in climate, as temperature increases with elevation at a rate of about
3.3˚ Celsius per 1,000 feet.
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