Author Question: As chemical pesticides move through the trophic pyramid, they may become increasingly concentrated ... (Read 89 times)

mckennatimberlake · **on:** Jul 14, 2018

As chemical pesticides move through the trophic pyramid, they may become increasingly concentrated at each higher level in a process called

A) pyramidal decay.
B) trophic cascading.
C) competitive exclusion.
D) bioremediation.
E) biological amplification.

Question 2

________ are topographic steps on both sides of a river valley resulting from river entrenchment into its own floodplain

A) Entrenched meanders
B) Oxbow lakes
C) Nickpoints
D) Levees
E) Alluvial terraces