Which of the earth biomes is made up of salt water and freshwater ecosystems

Aquatic biome.

Aquatic or water biome are divided between the marine, primarily made up of oceans, and the freshwater biome, made up of freshwater ecosystems. It is the largest on planet Earth and covers around 70% of the Earth's surface. It is also the with the most biodiversity.

answer; i believe the correct answer is customer,manufacturer, service provider,general public ; quality is primarily the responsibility of all all employees in the organization.

the density would be a smaller number.