Respuesta :
The innovation had the effect of producing electricity and improving farming is called Dam.
What is a dam?
A dam is a structure built across a stream in order to restrict the flow of water.
Dams are used for the following:
- Store water,
- Control flooding
- Generate electricity
Hence, the innovation had the effect of producing electricity and improving farming is called Dam.
Learn more about dam here: https://brainly.com/question/1607468
#SPJ2