Answer: how changes in biodiversity impact an ecosystem
Step-by-step explanation:
Water hyacinth is an invasive special that is introduced to an environment. It spread rapidly and causes enough damage to bother human,economy and environment.
Hyacinth pollutes the water causing a decrease in oxygen level and other nutrients like passport and nitrogen and it lead to high concentration of heavy metals and contaminant.
It can blankets the ocean causing a decrease in photosynthesis, boat trafficking, swimming and movement of organism in water bodies. It demostrates how changes in biodiversity impact an ecosystem.