Question
Which of the following nutrients causes the positive feedback loop of algal blooms that can cause mass death in marine species, especially fish?(1 point)
Responses
nitrogen
nitrogen
oxygen
oxygen
water
water
carbon
Responses
nitrogen
nitrogen
oxygen
oxygen
water
water
carbon
Answers
GPT-5 mini
Nitrogen.
Excess nitrogen (and phosphorus) from runoff fuels algal blooms; when the algae die and decompose they consume oxygen, creating hypoxic "dead zones" that kill fish and other marine life.
Excess nitrogen (and phosphorus) from runoff fuels algal blooms; when the algae die and decompose they consume oxygen, creating hypoxic "dead zones" that kill fish and other marine life.