The marine biome is also where scientists believe that life first originated over 3 billion years ago. The first fossils showing evidence of life date back to around 3.7 billion years ago showing marine stromatolites in a fossil found in Western Australia. Life didn't make its way to land un...
Biome The marine biome is the largest biome in the world. It is a geographical area notable for the species living within it. The planet's features exist in two principle biome categories which are the terrestrial biome (land) and the aquatic biome (water). Buccal Pumping Some sharks and r...
Themarine biomeis the world's largest biome and is characterized by the presence of salt water. The marine biome covers over 70 percent of the surface of Earth and is made up of 97 percent of all of the water on the planet. The marine biome can be found in all of the world's ocean...
The profundal zone is the deepest and coldest and contains the fewest number of species. Heterotrophs, or animals that eat dead organisms, live here. As there is little oxygen at this level, heterotrophs use oxygen for cellular respiration. Saltwater Biome: Oceans ••• Oceans cover three-...