energy-partitioning Polyphemus caterpillar?
pyramid-production Joule=0.239 cal. Solar cell 30% efficiency. 54&A duikers feed on shrubs.
biomagnification PCBs used as cooling/insulating fluid for industrial transformers and capacitors.
Poliomyelitis caused by virus, not flies or body lice. FDR 1921 age 39. Malaria and typhus (flea).
Eat SMALL fish, VEGETABLES. DDT the miracle insecticide
nitrogen_cycle REVU nitrifying; denitrifying (use NO₃^- instead of O₂; not in biological cycle)
phosphorus_cycle Positively charged species of phosphorus bind to soil; its cycling tends to be localized.
Weathering=erosion.
eutrophication Des Plaines River -> Illinois River. Also phosphorous; use less pesticides, restore wetlands.
acid_precipitation Also nitric acid.
cfc stratosphere 20 km; chlorine monoxide (ClO), peroxide (Cl₂O₂); chlorine cycles as a catalyst.
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SQ: 1=C  2=B  3=C