Organic and paid are the two type of results that search engines paid-

Organic results

Organic results are a type of result that web page lists, which are highly relevant to the user’s search query. Organic search results are also termed as natural search results. It improves the ranking of the websites.

Paid results

Paid results are advertisements in which website owners pay for the purpose of improving the ranking power of the website on search engines by advertisements. The website owners pay for the web pages for certain keywords so that the website of the owner will acquire top-ranking positions on the search engine.

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BY Best Interview Question ON 10 Oct 2019