Which of the following statements is true?

the matter in an ecosystem must be continuously replenished.

the total amount of engery in an ecosystem remains the same.

the only way to return matter to the soil is decomposition.

the total amount of water in an ecosystem is always decreasing.

An adult who follows a 2000-kcal healthy u. s.-style eating pattern should consume ounce-equivalents from the protein foods group per day.

Dan made the table shown to describe two different relationships between animals. organism interactions relationship a relationship b one organism lives inside the organism it feeds off no organism is harmed which of the following statements is most likely correct?

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.