Aby Rafa

Show meta description in your homepage, single post and page. This plugin helps you to attract visitors and boost traffic. Just plug and play. (WordPress Simple SEO – Meta Description).
If you want to know how this plugin works, right click on your page and then select view page source. You will see your meta description between the header tag.
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<li><a href="http://wp.labnul.com/plugin/one-meta-description/" rel="nofollow ugc">Plugin Homepage</a></li>
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One Meta Description

Show meta description in your homepage single post and page. (Wordpress Simple SEO - Meta Description).

Thamizhchelvan

The wp serp plugin will check the serp position for your domain for a given keyword.

Google SERP Checker WP Plugin

Will check your serp for the given keyword

One Meta Description vs Google SERP Checker WP Plugin