Which gas is essential for respiration?
Explanation:
Oxygen is essential for respiration.
NEW
.png)
CBSE 12th Result 2026 Re-Evaluation: Apply Online, Fees, Last Date & Step-by-Step Process Explained
NEW
NEET UG 2026 Re-Exam Date Announced: Check New Exam Date, Schedule & Latest Updates
NEW
Understanding the SSC Phase 14 Exam: A Comprehensive Overview
NEW
Top Study Tips for Cracking Your Exams with Confidence
NEW
Aerospace Engineering: Scope, Courses & Career Opportunities
NEW
SSC CHSL Syllabus
NEW
EPFO 3.0 is Here: 7 Major Changes Every Employee Must Know
NEW
Indian Army Salary Structure
NEW
Java Interview Questions
NEW
SSC CHSL 2025: Revised Exam Dates, Important Instructions & Study Strategy
NEW
How to Prepare for SSC CGL in 3 Months
NEW