What statement is true
1.opinions can be scientifically tested
2.scientific theories are absolute and cannot be charged
3.scientists have learned all they'll ever know about science
4.facts can be scientifically

Which of the following is likely not involved in this example of ecological succession? a) the rotting remains of plants add to the fertility of the soil. b)the soil becomes so fertile that eel grass is replaced by other plant species. c) the roots from plants stabilize the sediment, keeping it in place. d) the concentration of salt becomes so high that all plant life is destroyed.