HomeGeneral KnowledgeWhich of the following gas is present at a very high concentration in our environment? 110. Which of the following gas is present at a very high concentration in our environment?By Admin / September 19, 2025 A. O2 B. CO2 C. H2 D. N2 ✅ The correct answer is option D. N2 is present at a very high concentration in our environment.
1. In which field is the Dhanwantri Award given? Leave a Comment / Awards and Honours MCQs, General Knowledge / By Admin
2. Which of the following awards was conferred on Mrs. Kiran Bedi? Leave a Comment / Awards and Honours MCQs, General Knowledge / By Admin