<span>Phosphorus and nitrogen are the biggest limiting nutrients in both ecosystems. There are species that fix nitrogen in both, for example, legumes fix nitrogen in terrestrial ecosystems and cyanobacteria fix nitrogen in aquatic systems. But too much of a good thing can be harmful, the phosphorus that comes from runoff from terrestrial ecosystems can destroy aquatic ecosystems.</span>
Reproduction is the second ability.
It is the remains of ancient animals and plants that make up fossil fuels Fossil fuels are non-renewable<span> because they will run out one day Wood can be used for fuel and is </span>renewable<span> if trees are replanted. </span>Biomass<span> which is material from living things can be </span>renewable<span> if plants are replanted.</span>
Pituitary gland is called as master gland