Question 6 question correct match selected match s s

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Question 6 Question Correct Match Selected Match S. S. F. F. U. U. Q. Q. C. C. Match the answer to the question. ________ is the process by which plants absorb a portion of their nutrients from senescing tissues to be stored and used for the production of new tissues. retranslocation retranslocation The breakdown of chemical bonds that were formed during the construction of plant and animal tissues is called ________. decomposition decomposition The release of organically bound nutrients into an inorganic form is called ________. mineralization mineralization The introduction of high levels of nutrients into a body of water is called ________. eutrophication eutrophication Precipitation brings appreciable quantities of nutrients into ecosystems that are collectively called ________. wetfall wetfall 4 out of 4 points 4 out of 4 points 40 out of 40 points Review Test Submission: Unit VI Assessment – BIO 1302-... .... 2 of 5 6/4/2019, 11:10 AM
Large quantities of nutrients are bound tightly in ________ structure; they are not readily
available until released by the activities of decomposers. Some nutrients are ________ from the soil and carried out of ecosystems by underground
T. T. water flow to streams. The element ________ is a basic constituent of
B. B. N. N. J. J. R. R. M. M. P. P. D. D. I. I. G. G. H. H. all organic compounds and is involved in the fixation of energy by photosynthesis. The difference between the rate of carbon uptake in photosynthesis and the rate of carbon loss due to autotrophic and heterotrophic respiration is the net ________ productivity. ecosystem ecosystem Nitrogen is generally available to plants in only two forms: ammonium and ________. nitrate nitrate Biological nitrogen fixation is accomplished by symbiotic ________ living in mutualistic association with plants. bacteria bacteria Nitrogen can be returned to the atmosphere when certain bacteria convert it from nitrate into nitrogen gas, which is a process called ________. denitrification denitrification Microbial decomposition of organic matter results in NH 4 + production through a process called ________. ammonification ammonification Nearly all of the phosphorus in terrestrial ecosystems comes from the ________ of calcium phosphate minerals. weathering weathering ___________ develop as a result of incomplete decomposition of organic matter in swamps and marshes.

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