Question 5 4 out of 4 points which of the following

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Question 5 4 out of 4 points Which of the following nutrients is most closely linked to the energy cycle in ecosystems?
Question 6 40 out of 40 points Match the answer to the question. Question Correct Match Selected Match ________ 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. H. retranslocatio n H. retranslocatio n The breakdown of chemical bonds that were formed during the construction of plant and animal tissues is called ________. C. decompositio n C. decompositio n The release of organically bound nutrients into an inorganic form is called ________. L. mineralization L. mineralization The introduction of high levels of nutrients into a body F. F.
of water is called ________. eutrophicatio n eutrophicatio n Precipitation brings appreciable quantities of nutrients into ecosystems that are collectively called ________.
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 water flow to streams.
The element ________ is a basic constituent of 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.

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