1. What is the term for a layer of permeable rock that contains wateraquifer or caldera?
2. What term best describes an area with a set of environmental conditions in which a particular organism lives — biosphere or habitat?
3. What is the term for a cone-shaped rock formation that descends from the ceiling of a cave and that is formed from minerals deposited by dripping water — stalactite or stalagmite?
4. What term describes the seasonal shift in wind direction that brings alternate very wet and very dry seasons to India and much of Southeast Asia — monsoon or El Niño?
5. What is the term for the process in which water vapor changes into a liquid — convection or condensation?
6. What term best describes precipitation that does not soak into soil, but eventually flows into other surface waters — discharge or runoff?
7. What term best describes a regional or global biotic community characterized by specific plants and animals that are adapted to a broad climatic type — biome or thermosphere?
8. Which term describes a flat-topped plateau with steep sides that is often formed by erosion — mesa or fjord?
9. What term describes a narrow, fast-moving wind current found at high altitudes — doldrums or jet stream?
10. Predominantly coniferous forest located south of the tundra in northern continents is known as what — greenbelt or taiga?
ANSWERS: 1. aquifer 2. habitat 3. stalactite 4. monsoon 5. condensation 6. runoff 7. biome 8. mesa 9. jet stream 10. taiga
National Geographic Bee, National Geographic Society
