In pea plants, purple flowers are dominant over white flowers. In a population of 20 plants, 15 plants have purple flowers

and five have white flowers. The phenotype ratio of purple to white flowers is _

1:3

3:1

2:1

1:2

Using complete sentences, explain the difference between the major economic activities of Western Europe and those of Eastern Europe.

Minneapolis, Minnesota, is slightly farther north than Albany, New York. What would show this fact on a map of the United States? A. a line of longitude between the cities B. a line of latitude between the cities C. the line that shows the equator D.

Most of southeast asia falls within what climate zone? Mainly Tropical Mainly Arid Mainly temperate Mainly continental

How many major volcanoes form the Cascade Mountains?

Of all the kinds of life changed when the old and new worlds met, which of the following had the greatest impact? A) Domesticated animals B) New Crops C) Religion D) Germs and Disease

1. Describe the most important diagnostic properties in igneous rocks. 2. What minerals would you expect to form in basalt? (Hint: Consider composition and Bowen's reaction series). Explain your answer.

What is the most important role of the ecosystems of the Andes? A. Keep the environment stable and reduces air pollution B. Reduce the chance of floods, desertification, and landslides C. Regulate the availability of freshwater D. All of the above

All of the following are examples of thematic maps except:

Which is used by scientists as evidence that Earth's inner core is solid? O A. S waves cannot travel through the inner core, creating a shadow zone. O B. Seismic waves change speed when they go from the inner core to the outer core. O C.

What role did geography play in the early African kingdoms? Volcanic eruptions scared away attackers. Mineral deposits brought wealth and power. The Great Rift separated them from the continent. Tropical storms extended the growing season.