Author Question: The population of game fish in a lake is under heavy fishing pressure. If too many fish are caught, ... (Read 179 times)

Awilson837 · **on:** Jul 16, 2018

The population of game fish in a lake is under heavy fishing pressure. If too many fish are caught, the population will crash and future years of fishing will suffer. The game fish can exhibit logistic growth under certain circumstances.

Assuming logistic growth, it would be best to manage this game fish population by permitting the harvesting of just enough fish to keep the game fish population A) at 10 of its carrying capacity.
B) at 50 its carrying capacity.
C) at its full carrying capacity.
D) above its carrying capacity.

Question 2

Unlike corrosion, embrittlement results in the degradation of nuclear power plant materials from the

A) buildup up iron oxide after prolonged exposure to water.
B) rapid expansion and contraction of super-heated and ice-cold water through most of the pipes.
C) use of highly corrosive saltwater throughout most of the water pipes.
D) bombardment of materials by neutrons produced by fission.