How much percentage of carbon dioxide is present in the atmosphere of Venus and Mars?
- A. 45-47%
- B. 52-55%
- C. 74-77%
- D. 95-97% ✓
Correct Answer: D. 95-97%
Explanation
The atmospheres of both Venus and Mars are primarily composed of carbon dioxide, which makes up about 95-97% of their total atmospheric volume.
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