Biology- 1.2 Review: Question Preview (ID: 17522)

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Which chemical cycle uses bacteria to fix gases from the air?
a) water b) nitrogen c) phosphorus d) carbon
The interconnected pathway through which water is recycled through abiotic and biotic components of the biosphere is called
a) Liquid cycle b) Water cycle c) Nutrient cycle d) Rain cycle
In the nitrogen cycle, bacteria combine nitrogen gas with hydrogen to form ammonia in the process of _______.
a) nitrogen fixation b) assimilation c) denitrification d) nitrification
Which of the following organisms is primarily responsible for nitrogen-fixation?
a) trees b) cows c) bacteria d) fungi
Which of the following recycle matter through an ecosystem? I. the water cycle II. the carbon cycle III. the nitrogen cycle
a) II and III b) I and III c) I, II, III d) I and II
Which statement best describes a biogeochemical cycle?
a) A cycle that recycles chemical elements and water. b) A cycle that continuously cycles chemical elements and water. c) A cycle that continuously cycles chemical elements and water that are needed by organisms. d) A cycle that continuously cycles chemical elements and water that are needed by organisms through an ecosystem.
In terms of carbon and the atmosphere, autotrophs
a) remove carbon through photosynthesis and release carbon by cellular respiration. b) remove carbon through cellular respiration and release carbon by photosynthesis. c) remove oxygen through photosynthesis but release carbon by cellular respiration. d) only remove carbon through photosynthesis.
_____ is the process through which water falls from clouds in the form of rain, snow and freezing rain.
a) Condensation b) Evaporation c) Precipitation d) Sublimation
Photosynthesis and Cellular Respiration are both involved in the
a) Water Cycle b) Carbon Cycle c) Nitrogen Cycle d) Phosphorus Cycle
The phosphorus cycle is the biogeochemical cycle that describes the movement of phosphorus through the lithosphere, hydrosphere, and ________.
a) Environmental history b) Biosphere c) Environmental economics d) Environmental technology
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