Ser capaz de analizar una red alimentaria y una pirámide energética

Which locations on the map are low-pressure areas? a b c d e

Which of these parts of the membrane large moecules pass through it ?

Which of these is an example of land degradation? a. containers designed to store pollutants leak. b. fertilizers provide too many nutrients to crops. c. garbage is buried so the land can be reclaimed later. d. a drought kills all the plants in an area, leaving bare land