1) The document is a reading comprehension activity from an Agriculture High School in the Philippines. It contains two reading passages and 19 multiple choice questions about the passages.
2) The first passage describes Ferdinand Magellan's historic circumnavigation of the globe in the 16th century while in service of Portugal and later Spain. It details his expedition's route and hardships, including the first recorded crossing of the Pacific Ocean.
3) The second passage is a biography of scientist Marie Curie, covering her education, work with her husband Pierre to discover radium, and continued scientific achievements after his death. It notes how her research ultimately led to her own illness and death from exposure to radiation.