Answer:
C) Biomagnification of mercury results in toxic levels of mercury high in the food chains.
Explanation:
Chemichal is like you burn wood I can't get it back u bake a cake you cant get the eggs the milk and all that stuff back && physical is I really don't know a good example but it's the opposite of that
They began to lose their homes and may die or start moving to colder areas.
All the factors listed, that is population density, temperature, carrying capacity, rainfall and sunlight all effect the living conditions of organisms in a biome as well as the type of species that will be found there.
B) cod is the answer im sure