Water hyacinth is a plant that was introduced to lakes where it grew very quickly. It competes for resources such as sunlight and nutrients. Over time, it crowds out existing native species. What is the impact of water hyacinth on the ecosystem?
1) It improves the biodiversity of the ecosystem.
2) It helps in maintaining the balance of the ecosystem.
3) It disrupts the balance of the ecosystem.
4) It has no impact on the ecosystem.