Home › Certified WooRank Experts Declaring a language has no effect on SEO as search engines can detect a website’s language. By · Tuesday, December 13, 2016 Declaring a language has no effect on SEO as search engines can detect a website’s language. A) FALSE B) TRUE Answer: B Certified WooRank Experts GA Gaurav Arora, Digital Media Lead. 10+ years running paid media and tracking for brands in the USA, UK and Canada.