Community members hoped to use this wetland area to attract tourists, specifically people interested in fishing and duck hunting. they had one big problem: mosquitoes. to solve this problem they repeatedly sprayed insecticide that killed the mosquitoes and destroyed the mosquito larvae. comment on the solution to their problem.

How water is moving through the ecosystem ?

Which line in the graph above best illustrates an effect of the carbon dioxide level in the blood on breathing rate before, during and after a period of exercise? 1.b,2.c,3.a,4.d

Ascientist is investigating the effects of salinity on fish development. he places fertilized fish eggs in an aquarium that contains low salinity and observes their development. what factor would improve experimental design the most? place the fish eggs in the open ocean because that is the natural habitat include another aquarium that has normal salinity to compare to the low salinity aquarium include an aquarium that replaces salt with sugar to confirm that the effects are specific to salt grow algae with the fish eggs in order to provide adequate nutrients to the developing embryos