A. 4
B. 10
C. 30
D. 50
E. 90
Related Mcqs:
- The albedo of the earth’s surface is only about 4%, yet the combined albedo of the earth and the atmosphere is about 30%. Which set of conditions below best explains why this is so?
- In a volume of air near the earth’s surface, _____________ occupies 78 percent and ____________ nearly 21 percent.
- Approximately what percent of all light absorbed by a leaf is lost as heat?
- The atmosphere has less carbon than other reservoirs but, it still contains about 700 billion tones and roughly percent is annually used in photosynthesis:
- Approximately what is the percentage of total world output spent by all the countries of the world combined on defence and defence activities?
- If there were no CO2 in the earth’s atmosphere, the temperature of earth’s surface would have been:?
- If the amount of energy lost by the earth to space each year were not approximately equal to that received __________?
- Which of the following is considered a variable gas in the earth’s atmosphere?
- The earth’s first atmosphere was composed primarily of ______________.
- The most abundant greenhouse gas in the earth’s atmosphere is ________________.
