2. Like wordpress it's templates also open source. templates can be used by any individual or organization to set up their website.

4. Before the advent of Themes, WordPress generated content using a single file called index.php.

5. After advent of themes wordpress deifines separate physical PHP files for the different components of site.

6. Themes allows creation of unique designs and functionality for many special pages, such as category archives, monthly archives, and the individual entry pages.