This style is typically linked with out of the box, unrealistic ideas. It is obviously possible to animate everyday scenarios but supernatural elements and ficticious creatures are more associated with this.
In realistic styled art normal, everyday objects are typically drawn such as portraits (such as of animals or people) or things they are familiar with in their environment. It's also easy to take an imaginative idea and make it look life like on paper.
Doodles are commonly created in the midst of desperation when you have nothing to do. It's a rough sketch and isn't always expected to look good. That's how some of the best works of art are created.
This is a combination of both realism and cartoons making for a creative image in the end with endless possibilities.
Comics are a blend of both words and drawings/animations to tell either a simple or complex story and can either have a short or lengthy plot.