HomeEveryday Science MCQsDiamonds are made up almost entirely of what element? 1106. Diamonds are made up almost entirely of what element?By Admin / September 17, 2025 A. Carbon B. Helium C. Methane D. Nitrogen ✅ The correct answer is option A.
1. Which of the following does not pollute the air? Leave a Comment / Everyday Science MCQs / By Admin
2. Which of the following planets have the longest day? Leave a Comment / Everyday Science MCQs / By Admin