1. A pingo is a dome-shaped mound formed in tundra regions by the accumulation of which material — glacial till or ice?
2. During drought conditions, which of the following would more likely contribute to the development of a dust storm — grazing or no-till agriculture?
3. Weathering processes such as frost action contribute to the formation of which feature — flood basalts or talus?
4. Forests and ground cover of ferns and mosses are typical vegetation in which climate zone — marine west coast or steppe?
5. Which factor contributes to the development of a storm surge — low pressure or rainfall?
6. Soils that are alkaline, or have a high pH value, are more likely to occur naturally in which biome — desert or tropical rain forest?
7. Which condition is favorable for the growth of coral — warm oceans or fresh water?
8. Which type of rock is more susceptible to chemical weathering by naturally occurring acids such as carbonic acid — limestone or slate?
9. During a low-level temperature inversion, which of the following is true about surface air temperature — increasing with altitude or decreasing with altitude?
10. A dendritic drainage pattern is associated with which type of underlying rock structure- up — arched domes or horizontal strata?
ANSWERS: 1. Ice 2. Grazing 3. Talus 4. Marine west coast 5. Low pressure 6. Desert 7. Warm oceans 8. Limestone 9. Increasing with altitude 10. Horizontal strata
National Geographic Bee, National Geographic Society
