Free GED SCIENCE Exam Braindumps
GED Section 3: Science Questions 16–20 (page: 5)

Water on Earth is found in many places. It is found in the atmosphere, the ground, oceans, lakes, rivers, and in the polar ice caps. The continuous movement of water from the atmosphere to Earth's surface and back to the atmosphere, called the water cycle, has four stages: storage on Earth, evaporation from Earth, precipitation from the atmosphere, and runoff on the surface of Earth.

Based on the information and diagram, where would most of the storage of water on Earth occur?

Scientists' studies have revealed that health is tied very closely to diet. Health organizations estimate that more than one-third of all cancer is caused by food and drink. The health of the heart and circulatory system is linked to these factors and to the amount of cholesterol in the bloodstream.
Cholesterol is a fatty, waxy substance. Although a certain amount is required for good health, excessive amounts of cholesterol cause arteries to clog.
Which meal and beverage is best for a person who is trying to reduce his or her cholesterol level?

Exhibit:


According to the article, about 5 percent of all children born have genes containing which component?

Hurricanes are huge storms that form over a warm ocean. The center of a hurricane is the calmest region and is called the "eye." The strongest winds and heaviest rains are in an areacalled the "eye wall." The graph at the left represents the top wind speeds in the eye wall of three hurricanes that hit the United States.


Which statement is the best interpretation of the graph?

Scientists who study the inheritance of characteristics from one generation to the next have used organisms such as peas, fruit flies, mold, and mice. These organisms were chosen because they all share some common features, such as being small, producing many offspring, and maturing rather quickly.
Which of the following organisms would be the BEST choice for a controlled study of inheritance from generation to generation?