Habitats provide organisms with the___
they need to live, such as food and shelter.

Habitats provide organisms with the resources they need to to live as food and shelter.

Are you asking about a street map usage  if so here is your answer  a street map for a very limited area could simply be a bit map or a .jpg image.  but a more general map would probably store the streets as vectors.  but you shouldn't assume that there is one way to do it