Question

What is the natural nutrient enrichment of a shallow lake, estuary, or slow moving stream called? A .oligotrophy

B .eutrophication
C.upwellings
D .red tides​

Answer 1

Eutrophication

Step-by-step explanation:

Eutrophication is the name given to the natural nutrient enrichment of a shallow lake, estuary, or slow-moving stream. It is caused mostly by runoff of plant nutrients, such as nitrates and phosphates, from surrounding land.