When we talk about SEO of WordPress, one important thing is submission of sitemap to search engine like Google, Bing, Yahoo, Ask and so on. Submission of sitemap will make sure your website will get indexed properly and Google bots can crawl your internal links without any issue.
Robots Meta is one useful plugin which I personally recommend for SEO optimization of your blog and I use it on most of my WordPress SEO work. Apart from noindex, nofollow attribute, Robots meta wordpress plugin can also be use to edit your robots.txt file and .htaccess file.
One important thing which you can also achieve by using Robots meta plugin is verify your Google webmaster meta .
When you add your Site into Google webmaster tool, it ask you to verify your site using meta tag or by uploading a simple HTML file. Verifying with meta tag is very easy. Before starting this process, Install Robots meta wordpress plugin into your blog.
Follow these simple steps :
Add your site to Google webmaster tool, on next screen when it will ask for verification, copy the meta tags from the code. Follow the screenshot :