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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
- Which of the following gastric cells indirectly help in erythropoiesis
- In some plants anthers and stamen grow and mature at same time. This phenomenon
- Elbow joint is an example of:
- Protein present in silk fibre is
- Fastest distribution of some injectible materialmedicine and with no risk
Topics: Evolution (132)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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