Interpreting Data from Diagrams Practice Test

A student uses a calorimeter to measure heat released by dissolving a salt in water. Figure 1 shows the calorimeter cup, lid, thermometer, and stirrer, including which parts contact the solution. According to Figure 1, which component is inserted through the lid and extends into the solution to measure temperature?

A researcher records the positions of structures in a simplified plant cell diagram (Figure 1). The nucleus is drawn near the center, and the central vacuole occupies most of the interior. According to Figure 1, the chloroplasts are located: