MCQ
निःश्वास द्वारा निकली वायु में रहती है
  • CO₂
  • B
    O₂
  • C
    पायरुबेट
  • D
    नाइट्रोजन

Answer

Correct option: A.
CO₂
a

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free