The New Encyclopædia BritannicaEncyclopædia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 282
... organic substances from simpler inorganic ones ; and ( 2 ) a heterotrophic , or " other nourishing , " component , in which complex organic sub- stances are utilized , rearranged , and ultimately decom- The green posed . Natural ...
... organic substances from simpler inorganic ones ; and ( 2 ) a heterotrophic , or " other nourishing , " component , in which complex organic sub- stances are utilized , rearranged , and ultimately decom- The green posed . Natural ...
Page 708
... organic compounds are noted for their absorptive , or chelating , capacity for metallic ions . Thus several in- dividual reactions are potentially available for the fixa- tion of foreign elements in the coal substance . Table 6 : Rare ...
... organic compounds are noted for their absorptive , or chelating , capacity for metallic ions . Thus several in- dividual reactions are potentially available for the fixa- tion of foreign elements in the coal substance . Table 6 : Rare ...
Page 713
... organic material in sediments and sedimentary rocks ; 73 percent is preserved in car- bonate rocks that have organically produced skeletons as a major constituent . From B. Mason , Principles of Geochemistry , 3rd ed . ( 1966 ) ; John ...
... organic material in sediments and sedimentary rocks ; 73 percent is preserved in car- bonate rocks that have organically produced skeletons as a major constituent . From B. Mason , Principles of Geochemistry , 3rd ed . ( 1966 ) ; John ...
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activity Africa agriculture America became become body called capital caused central centre century changes Christian Church continued core countries cultural demand direction early Earth East Eastern eclipse economic effect established Europe example feet field Figure flow force groups growth important income increase industry internal investment Italy kilometres known labour Lake land later less living magnetic major mantle material means measurements ment metres miles mountains move movement nature North observed occur ocean organization origin Orthodox patriarch percent period planning Pleistocene political population position possible present problems production region relatively remained result rise River rocks social society South species structure surface theory tion trade traditional United West Western