Create your new form and go to "INSERT" on the toolbar and pull down to IMAGE!
Now the sky is the limit! Add images! Once you have choose an image from your computer you will be able to put an Image Title on it and you will also have the ability to change the image once it is brought in if you want to change it. You can also left, center, or right align the image if you wish.
You can even add QR codes as images if you want like this one:
Another way of adding an image is by clicking the arrow next to the ADD ITEM button as pictured below:
Imagine the possibilities with Quizzes that you create for students. So how will you be using images in Google Forms?