HomeEveryday Science MCQsIn which layer of atmosphere does commercial aircrafts usually fly? 377. In which layer of atmosphere does commercial aircrafts usually fly?By Admin / September 17, 2025 A. Stratosphere B. Troposphere C. Mesosphere D. Thermosphere ✅ 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