Question

1. which is regulated as a result of dam building?

plant and animal life
fish mortality
shoreline erosion
flooding

Explanation:

Dam building alters river flow, which can be managed to regulate water levels and reduce downstream flooding. The other options are unregulated negative impacts of dams: dams disrupt ecosystems harming plant/animal life, block fish migration causing mortality, and change water flow patterns increasing shoreline erosion in some areas.

Answer:

○ flooding