At the bottom of every blogger blog, there will be a link like this " Subscribe to Posts ( Atom ) ". You can remove that very easily.
This is how it looks like.

After removing " Subscribe to Posts ( Atom ) ", it looks like this.

1. To do this, log in to your blogger and go to your blog.
2. Go to template and click on edit html.
3. Search for <b:include name='feedLinks'/>

4. Delete that line.
5. Save the template.
That's it! You are done.
This is how it looks like.

After removing " Subscribe to Posts ( Atom ) ", it looks like this.

1. To do this, log in to your blogger and go to your blog.
2. Go to template and click on edit html.

4. Delete that line.
That's it! You are done.