Generally speaking, greater species diversity (alpha diversity) leads to greater ecosystem stability. This is termed the “diversity–stability hypothesis.” An ecosystem that has a greater number of species is more likely to withstand a disturbance than an ecosystem of the same size with a lower number of species.
Does a stable ecosystem typically has high biodiversity?
Stable ecosystems have a high biodiversity and resist change. In a biodiverse ecosystem there is a large amount of recycling, providing us with clean air, fertile soil and quality water. Ecosystems must have habitats for full range of diversity to live naturally.
Is high or low biodiversity more stable?
When an ecosystem has high biodiversity it is always more stable than an ecosystem that has low biodiversity. A monoculture is when an ecosystem has only one prominent species and has very low biodiversity. Low biodiversity is when there are a few prominent species and a low number of other species within the habitat.
What ecosystems have high biodiversity?
Coral reefs are believed by many to have the highest biodiversity of any ecosystem on the planet—even more than a tropical rainforest. Occupying less than one percent of the ocean floor, coral reefs are home to more than 25% of all marine life. Why is that important?
Why does high biodiversity create a stable ecosystem?
Biodiversity boosts ecosystem productivity where each species, no matter how small, all have an important role to play. For example, A larger number of plant species means a greater variety of crops. Greater species diversity ensures natural sustainability for all life forms.
Which characteristic do stable ecosystems tend to have?
The two key components of ecosystem stability are resilience and resistance.
Which ecosystem is most stable?
Oceans is stable ecosystems since it stays unchanged over the long term. Various natural geological and anthropogenic forces build and damage mountains, deserts and forests but oceans have remained stable over the long history of the Earth.
What is stability in an ecosystem?
Stability (of ecosystem) refers to the capability of a natural system to apply self—regulating mechanisms so as to return to a steady state after an outside disturbance.
Which ecosystems have high biodiversity or low biodiversity?
Estuarine areas (where rivers meet seas and oceans) have high biodiversity compared to other areas. Trophical rainforests are rich in terms of biodiversity. Arid and semiarid areas have low biodiversity. Deserts, for example, contain limited numbers of species.
Which has highest biodiversity?
Brazil is the Earth’s biodiversity champion. Between the Amazon rainforest and Mata Atlantica forest, the woody savanna-like cerrado, the massive inland swamp known as the Pantanal, and a range of other terrestrial and aquatic ecosystems, Brazil leads the world in plant and amphibian species counts.
What places most likely have high biodiversity?
Specific places with high overall diversity or high levels of endemism — arrays of species found nowhere else — are often called hotspots and include parts of the southwestern United States and Mexico, Brazil, California, and South Africa, as well as Hawaii, Madagascar, New Zealand, and other islands across the world.
What is stability in biodiversity?
Biodiversity and Ecosystem Stability
Ecosystem stability is the ability of an ecosystem to maintain a steady state, even after a stress or disturbance has occurred.
Why is stability important in an ecosystem?
Ecosystem stability is an important corollary of sustainability. Over time, the structure and function of a healthy ecosystem should remain relatively stable, even in the face of disturbance. If a stress or disturbance does alter the ecosystem is should be able to bounce back quickly.
How does biodiversity affect the stability of an ecosystem quizlet?
How does biodiversity affect the stability of an ecosystem? Having a number of different organisms increases the stability of an ecosystem, because a change in the population of one organism will have less effect on the population of an organism that depends on it.