Water is unfit for aquatic life. Effect
Animal waste appears in the water supply. Cause
Fertilizer is applied. Cause
Algal blooms occur. Effect
Drag each item to indicate whether it is a cause or effect of a nutrient increase in the water supply.
Water is unfit for aquatic life. Cause or effect
Animal waste appears in the water supply. Cause or effect
Fertilizer is applied. Cause or effect
Algal blooms occur. Cause or effect
1 answer
1 answer