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What happens if a food chain is destroyed?
Answer: When one of the links (species) in a food chain is no longer present (for example a species goes extinct or a feral animal takes over), the food chain breaks. Sometimes, this can cause other animals in the food chain to disappear as well and the whole ecosystem can become imbalanced or even collapse.
What happens if one link in the food chain is destroyed?
The biomass of an ecosystem depends on how balanced and connected its food web is. When one link in the food web is threatened, some or all of the links are weakened or stressed. The ecosystems biomass declines. The loss of plant life usually leads to a decline in the herbivore population, for instance.
What factors can affect or destroy a food chain?
Causes for Disruptions in the Food Web
- Overpopulation.
- Water pollution.
- Acid rain.
- Climate change.
- Air pollution.
- Hunting.
- Soil pollution.
- Illegal dumping.
How does deforestation affect food webs?
Deforestation can lead to a direct loss of wildlife habitat as well as a general degradation of their habitat. The removal of trees and other types of vegetation reduces available food, shelter, and breeding habitat. Animals may not be able to find adequate shelter, water, and food to survive within remaining habitat.
What happens if a part of an ecosystem is damaged or destroyed?
The impact of ecosystem destruction are the following: Increased flooding due to the erosion of soil and lack of trees. Rising of the sea levels due to the melting of the glaciers, caused by Global Warming. Disruption of the food chain when the apex predators become extinct.
How does a disrupted food chain affect an ecosystem?
Food chain disruptions may also contribute to a significant biodiversity loss. If the increase of some species is too strong, those species are likely to dominate whole ecosystems, which in turn may lead to a significant loss in biodiversity since other species may no longer be able to sustain their population.
What are the threats in the food web?
Avian influenza, peste des petits ruminants, locust infestations, wheat, cassava, maize and banana diseases, armyworm, fruit flies, food-borne pathogens and mycotoxins are just some examples of threats to the human food chain that have detrimental effects on food security, human health, livelihoods, national economies …
What are the effects of mass extinction?
Mass extinctions affect the history of life by decimating existing diversity and ecological structure and creating new evolutionary and ecological pathways. Both the loss of diversity during these events and the rebound in diversity following extinction had a profound effect on Phanerozoic evolutionary trends.