Google Forms is useful to data gathering. You can creat surveys and easily collect data using Google Forms. It will automatically summarise the information and even make graphs for you. You can also use Google Forms to make quizzes and tests. In this case, Google Forms can check the answers and give feedback to the students. This video takes you through the whole process of creating your own quizzes.
This video looks at the 3 different ways that you can add pictures to questionnaires in Google Forms.