Coral Reefs and Ocean Acidification Review Questions

Coral Reefs and Ocean Acidification Review Questions

Assessment

Flashcard

Science

11th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is coral bleaching?

Back

Coral bleaching is the expulsion of algae from coral tissues, turning them white, and it can lead to the death of corals and loss of marine biodiversity.

2.

FLASHCARD QUESTION

Front

What is the typical pH range of seawater?

Back

The typical pH of seawater is between 7.8 and 8.3.

3.

FLASHCARD QUESTION

Front

What percentage of the world's coral reefs are at risk from climate change?

Back

Over 90% of the world's coral reefs are at risk from climate change.

4.

FLASHCARD QUESTION

Front

What is a radula?

Back

A radula is a tooth-like structure used in feeding by certain marine organisms.

5.

FLASHCARD QUESTION

Front

How does ocean warming affect marine ecosystems?

Back

Ocean warming reduces oxygen levels and causes species to migrate to cooler waters.

6.

FLASHCARD QUESTION

Front

What are the main causes of coral bleaching?

Back

The main causes of coral bleaching include increased water temperature, pollution, and ocean acidification.

7.

FLASHCARD QUESTION

Front

What is ocean acidification?

Back

Ocean acidification is the decrease in pH of ocean water due to the absorption of excess atmospheric CO2.

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