Question

Question
Which accurately describes coral reefs? Select the three correct answers.(2 points)
Responses

Coral reefs often are located in nutrient-poor waters.
Coral reefs often are located in nutrient-poor waters.

Coral reefs are sturdy structures that can exist for thousands of years.
Coral reefs are sturdy structures that can exist for thousands of years.

Coral reef ecosystems have low biodiversity.
Coral reef ecosystems have low biodiversity.

Coral reefs are delicate structures that usually exist for less than 10 years.
Coral reefs are delicate structures that usually exist for less than 10 years.

Coral reef ecosystems are among the most biodiverse on Earth.
Coral reef ecosystems are among the most biodiverse on Earth.

Coral reefs often are located in nutrient-rich waters.
Coral reefs often are located in nutrient-rich waters.
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Answer 1

The three correct answers that accurately describe coral reefs are:

1. Coral reefs often are located in nutrient-poor waters.
2. Coral reefs are sturdy structures that can exist for thousands of years.
3. Coral reef ecosystems are among the most biodiverse on Earth.