Identify Author's Main Purpose Practice Test

Read the text: Many people wonder why we have libraries in communities. Libraries let people borrow books without buying them. They give quiet places to read and study. Some libraries have computers for learning and research. Librarians help people find the right book. Libraries also have story time for children. They are important because they help everyone learn. Why did the author write this text?

Read the passage: This text explains why leaves change color in fall. In summer, leaves are green because of something called chlorophyll. Chlorophyll helps the leaf make food from sunlight. When days get shorter and cooler, the leaf makes less chlorophyll. Then other colors can show, like yellow and orange. Some leaves also turn red. Finally, the leaf dries and may fall off the tree. This helps the tree rest for winter. What did the author want to do?