A. Water vapor
B. Nitrogen
C. Oxygen
D. Argon
Related Mcqs:
- The earth’s first atmosphere was composed primarily of ______________.
- The most abundant gases in the earth’s atmosphere by volume are ____________.
- Which of the following gases are mainly responsible for the atmospheric greenhouse effect in the earth’s atmosphere?
- Arrange the following in ascending order of their occurrence in the atmosphere: (1) oxygen (2) Nitrogen (3) Carbon dioxide (4) Argon
- The atmosphere of industrial area loaded with chimines is considered harmful to health because:
- The gas that shows the most variation from place to place and from time to time in the lower atmosphere is _________________.
- In a volume of air near the earth’s surface, _____________ occupies 78 percent and ____________ nearly 21 percent.
- The gas responsible for the greenhouse effect on Venus is ____________.
- The most abundant gas in the stratosphere is __________?
- Which of the following consitituents of earths atmosphere is mainly responsible for absorbing the ultraviolet radiation?
