GED Science Practice Test 3

The following equation shows the molecular reaction of the burning of acetylene in a welding torch.

Which of the following statements is true about this equation?

In a bike race, the racers achieved the following times related to their distance. Each racer could opt to complete the full distance, a half distance, or a quarter distance.

Which racer had the highest velocity?

The following chart indicates the different boiling points of several different organic compounds.

Which of the following statements is true?

Which of the following is found in all states of matter at room temperature?

The following cladogram illustrates the evolutionary relationships and similarities of different species. Based upon this information, which of the following statements is true?

The following chart shows the usage rate of biofuels in 2017 in million tons of oil equivalent (Mtoe). Based upon this data, how much of the total biofuel use is done by natural gas vehicles (NGV)?

Based upon the following diagram, in which genotype(s) would the allele be recessive?

In the following ecosystem, a dramatic increase in the red winged blackbird population could lead to a corresponding decrease in what other species populations?

Based upon the following table concerning data about the different atmospheric layers, which of the following statements is true?

Which of the following statements is true about the earth’s inner core?