C
The decrease in native birds will be due to the increased competition for food. They may adapt to different foods; however, the initial and most prominent effect will be that of the native birds' population declines.
Answer:
Biomagnification results is higher in amount of toxin substances so the answer is true
Explanation:
LIfe much change in that there is less light and higher pressure. Therefore the organisms must be able to survive with little vitamin D (since that comes from the sun) and also they must not need as much warmth or as much oxygen. Most have their own way to produce light (jelly fish) and they must have a flexible skeleton so that it does not get "smooshed"(crush) by the high pressure.