| ⇦ | 
| ⇨ |
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.
Related Questions: - Afferent nerve fibres carry impulses from
- Cross pollination in crop is known as
- Bryophytrs resemble algae on the following basis
- Bundle sheath cells
- Select the correct statement with respect to locomotion in humans:
Topics: Evolution
(132)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Afferent nerve fibres carry impulses from
- Cross pollination in crop is known as
- Bryophytrs resemble algae on the following basis
- Bundle sheath cells
- Select the correct statement with respect to locomotion in humans:
Topics: Evolution (132)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply