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Explore how climate changes affected the environment and made it more favorable for reptiles than amphibians. Discover the impact of water availability and temperature shifts.
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Benchmark Most Missed Questions 4. As continents formed, Earth’s climate changed and exposed more land. How did climate changes make the environment more favorable for reptiles than amphibians? • Less water was available as the climate became drier, which favored reptiles. • Less water was available as the climate became cooler, which favored reptiles. • More water became available as the climate became wetter, which favored reptiles. • More water became available as the climate became warmer, which favored reptiles.
Benchmark Most Missed Questions 5. Which best explains how a watershed compares to a river basin? • A watershed is a ridge of land separating bodies of water, and a river basin flows over the ground surface like runoff. • A watershed is a river connecting to a larger river, and a river basin is a land area supplying water to the watershed. • A watershed is a land area supplying water to small rivers, and a river basin is comprised of many interconnected watersheds and their tributaries. • A watershed flows over the ground surface runoff, and a river basin is a layer of permeable rock and soil in which water fills the cracks and pores.
Benchmark Most Missed Questions 9. Which is the source of most drinking water in North Carolina? • Lakes • Rivers • Springs • Aquifers
Benchmark Most Missed Questions 14. Which best describes an important benefit of upwelling to marine ecosystems? • Upwelling increases the biological productivity of the ecosystem. • Upwelling decreases the need for light in deeper areas of the ecosystem. • Upwelling decreases the need for decomposers in the food web of the ecosystem. • Upwelling increases the chance of photosynthesis in deeper parts of the ecosystem.
Benchmark Most Missed Questions 17. What is being checked if a scientist is testing a stream’s turbidity? • Salinity • Vegetation • Water flow • Sediment load
Benchmark Most Missed Questions 21. Which best describes how turbid water can negatively affect the health of a water system? • Turbid water can result in extremely elevated oxygen and pH levels. • Turbid can clog fish gills and prevent egg and larval development. • Turbid water can increase growth rates of fish and other aquatic life forms. • Turbid water can promote resistance to disease while increasing algae production.
Benchmark Most Missed Questions 25. A flask holds 500mL of nutrient liquid containing a mixture of foods consumed by protists. Ten organisms each of five different protist species are placed into the flask. The table shows the protist population sizes over a 15- day period. • Which species most likely competed with species V for food? • W • X • Y • Z
Benchmark Most Missed Questions 29. Which is the primary benefit of protecting and preserving a river basin? • To ensure safe levels of groundwater • To promote healthy aquatic ecosystems • To drain water falling on surrounding land • To slow the rapid growth of land development