HomeEveryday Science MCQsAir contains maximum amount of__________? 1492. Air contains maximum amount of__________?By Admin / September 17, 2025 A. oxygen B. nitrogen C. hydrogen D. carbon dioxide ✅ The correct answer is option B.
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