Athick ice mass that forms over the land from the accumulation, compaction, and recrystallization of snow is a

Biology ! the conversion of inorganic carbon to organic carbon by plants during photosynthesis is known as _[blank]_. filtration immigration reabsorption primary production

Which member of the following food chain will be least affected by ddt, a pesticide water pollutant, if bio-magnification is occurring? algae> zooplankton> crayfish> leopard frog> large mouth bass

This is the interaction of two organisms where one is and the other is neither nor harmed.