Questions 1 - 7
Answer the questions below.
Choose NO MORE THAN THREE WORDS AND/OR A NUMBER from the passage for each answer.
Write your answers in boxes 1 - 7 below.

1. What does the pteropod use to move itself through the water?

2.  Which part of the pteropods was bieng damaged by increased acidification? 

3. Whar proportion of the carbon released over the last 200 years has been taken in by the oceans? 

4. Where do carbonates enter the oceans from?

5. How long did the oceans need to recover after the destruction of marine life by acidifications 55 million years ago?

6.  Which businesses will suffer if reefs are damaged?

7.  What type of creatures make their skeletons out of aragonite?

Questions 8 - 12
Answer the questions below.
Choose NO MORE THAN TWO WORDS from the passage for each answer.
Write your answers in boxes 8 - 12 below.

A Possible Benefit from Increasing CO2 Levels in the Sea

  • increased ocean acidification

  • Larger quantities of organic compounds mabe by 8
  • transfer to 9
  • 10   are formed 
  • 11   temperatures
  • reduction in are of 12
Questions 13
Choose the correct letter, A, B , C or D in box below.

13.  Which of the following best summarieses the writer's view in the passage?

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