- Carbon dioxide from the atmosphere dissolves in the surface waters of the ocean
- The ultimate source of energy for terrestrial ecosystem is
- An energy transformation occurs and results in increased disorder.
- Bacteria in soil and in root nodules converted free nitrogen into
- Which of the following biogeochemical cycles is correctly paired with its largest reservoir?
- Nitrate ions and nitrite ions are converted into nitrous oxide gas and nitrogen gas (N2).
- The process by which a soil nutrient is reduced and released to the atmosphere as a gas
- Burning fossil fuels returns old carbon to the air; Carbon that has been sequestered underground is
- The atmosphere is the major reservoir of nitrogen. About 78 percent of our atmosphere is composed of nitrogen gas
- Of the following organisms, which occupies the lowest trophic level?
- What is each step of a food chain or web called?
- What are the primary elements found in the molecules that all organisms need to survive?
- What processes remove carbon from the atmosphere?
- Injury; Participant Keyword; free-text description
- End of Period; Final Score of the set in the free-text description (21-15); Team winning the set
- Point; Team or Participant Keyword (in case of Spike or Block); shoudl also be used with Hit into net, Out, Spike, Block or Net Violation; free-text description of the new score
- Gold medal; Silver medal; Bronze medal; Participant Keyword
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