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According to one of the most widely accepted theory, earth’s atmosphere before origin of life consisted of a mixture of
Options
(a) O₃, CH₄, O₂ and H₂O
(b) O₂, NH₃, CH₄ and H₂O
(c) H₂, CO₂, NH₃ and CH₄
(d) CH₄, NH₃, H₂ and H₂O vapours
Correct Answer:
CH₄, NH₃, H₂ and H₂O vapours
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Evolution
(132)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In Opunita and other succulents, night time R.Q is
- Why is a capsule advantageous to a bacterium?
- Which one of the following is a viral disease of poultry ?
- Grafted kidney may be rejected in a patient due to :
- Nitrifying bacteria:
Topics: Evolution (132)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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