Identify at least three ways individual citizens can influence their environment

Adigestive system that is a series of tubes beginning at the mouth and ending at the anus is a digestive system.

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above

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.