6. How does lightning aid in nitrogen fixation? A. Lightning convert nitrogen gas to ammonium nitrate B. Lightning convert ammonia to ammonium ions C. Lightning splits nitrogen gas to combine oxygen to form nitrogen dioxide D. Lightning splits nitrogen gas to combine with nitrogen dioxide ! to form nitrates 4/12 7. Which nitrogen form is most used by plants? A. Ammonia C. Dinitrogen gas B. Nitrates D. Nitrites _8. All of the ff. are sulfur compounds present in the atmosphere except A Sulfate salts (SO,2) B. Hydrogen sulfide (H2S) C. Sulfur dioxide (SO2) D. Sulfur trioxide (SO,) 9. Which of the ff. cycles the slowest? C. Sulfur cycle D. Phosphorus cycle A. Carbon cycle B. Nitrogen cycle 10. What makes phosphoruS aycle differ from carbon, water and nitrogen cycle? A. Phosphorus cycles in the atmosphere while the other three do not B. Carbon, oxygen and water enters the atmosphere while phosphorus does not. C. Phosphorus do not change into different Usable forms D. Thore's no difference between these cycles. L 19 6. Phosphorus does NOT travol through which of the following spheres? C. Geosphere D. Biosphere A Atmosphere B. Hydrosphere 7 LWhich of the fR in/nro citroggg fixom2 .-
6. How does lightning aid in nitrogen fixation? A. Lightning convert nitrogen gas to ammonium nitrate B. Lightning convert ammonia to ammonium ions C. Lightning splits nitrogen gas to combine oxygen to form nitrogen dioxide D. Lightning splits nitrogen gas to combine with nitrogen dioxide ! to form nitrates 4/12 7. Which nitrogen form is most used by plants? A. Ammonia C. Dinitrogen gas B. Nitrates D. Nitrites _8. All of the ff. are sulfur compounds present in the atmosphere except A Sulfate salts (SO,2) B. Hydrogen sulfide (H2S) C. Sulfur dioxide (SO2) D. Sulfur trioxide (SO,) 9. Which of the ff. cycles the slowest? C. Sulfur cycle D. Phosphorus cycle A. Carbon cycle B. Nitrogen cycle 10. What makes phosphoruS aycle differ from carbon, water and nitrogen cycle? A. Phosphorus cycles in the atmosphere while the other three do not B. Carbon, oxygen and water enters the atmosphere while phosphorus does not. C. Phosphorus do not change into different Usable forms D. Thore's no difference between these cycles. L 19 6. Phosphorus does NOT travol through which of the following spheres? C. Geosphere D. Biosphere A Atmosphere B. Hydrosphere 7 LWhich of the fR in/nro citroggg fixom2 .-
Concepts of Biology
1st Edition
ISBN:9781938168116
Author:Samantha Fowler, Rebecca Roush, James Wise
Publisher:Samantha Fowler, Rebecca Roush, James Wise
Chapter20: Ecosystems And The Biosphere
Section: Chapter Questions
Problem 1ACQ: Figure 20.12 Which of the following statements about the nitrogen cycle is false? a. Ammonification...
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