Question

Macy observes the lake near a park is covered in green slime. Over a few days she sees that the fish in the lake have started dying. What could
be a possible cause of this situation?
O
A.
The acid level of the lake has increased.
O
B.
An algal bloom has drained the lake of oxygen.
O
c.
Industrial chemicals have poisoned the lake.
O
D.
The sediment level of the lake has increased.

Answer 1

An algal bloom has drained the lake of oxygen.

Explanation:

The possible cause of the fish death in the lake near the park is that an algal bloom has drained the lake of oxygen.

The green slime on top of the lake are the growing algae.

• This condition is caused by eutrophication.
• It occurs when nutrients are enriched in a water body causing the growth of algae.
• Algae bloom causes the depletion of oxygen levels in the ocean.
• They block off plants from producing oxygen and enriching water with it.
• Fishes need oxygen for their life actions.

learn more:

Algae brainly.com/question/1739812

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