The most abundant element in the Earth’s crust is? Oxygen Hydrogen Carbon Dioxide Silicon Right Answer: Oxygen Share : December 7, 2017 Asghar Khan Everyday Science Total 0 Votes: 0 0 Tell us how can we improve this Mcqs? Captcha: + = Verify Human or Spambot ? Related Mcqs Check Below -Equator passes through one of these countries?The repetition of property after a certain interval called ?Deficiency of Vitamin-D results in? 2017-12-07 Asghar Khan