Respuesta :
A decrease in rainfall may lead to drought, thereby altering the basis (first level) of the food web.
- A food web is a diagram that represents the relationships between different groups of organisms in an ecosystem.
- Producers (e.g., plants) are organisms that maintain the entry of matter and energy to the food web.
- Rainfall is fundamental for maintaining the life of land producers (in this case, grasses) in the food web.
In conclusion, a decrease in rainfall may lead to drought, thereby altering the basis (first level) of the food web.
Learn more in:
https://brainly.com/question/746468