Ocean acidification

1. What is the primary cause of ocean acidification?

A) Alien invasion
B) Overfishing
C) Increased carbon dioxide levels in the atmosphere
D) Industrial pollution

2. What happens to the pH level of the ocean as it becomes more acidic?

A) pH level fluctuates
B) pH level remains the same
C) pH level decreases
D) pH level increases

3. What does ocean acidification lead to regarding marine biodiversity?

A) Reduction in marine biodiversity
B) No change in marine biodiversity
C) Enhancement of marine biodiversity
D) Increase in marine biodiversity

4. How do coral reefs protect coastlines?

A) Attract more storms
B) Act as natural barriers against erosion and storms
C) Increase coastal erosion
D) Have no impact on coastlines

5. In addition to reducing carbon emissions, what else can help mitigate ocean acidification?

A) Deep sea mining
B) Protecting and restoring coastal habitats
C) Dumping more waste into the oceans
D) Polluting the oceans further

6. How can ocean acidification affect marine food resources?

A) No impact on food availability
B) Enhance fish populations
C) Increase availability of marine food
D) Decrease availability of certain shellfish and fish species

7. How does ocean acidification affect marine fisheries?

A) May lead to decreased fish populations and affect commercial fishing
B) Has no impact on fish populations or fishing industry
C) Increases fish populations and boosts commercial fishing
D) Improves fish populations but doesn't affect commercial fishing

8. What role do plankton play in ocean ecosystems, and how are they affected by ocean acidification?

A) Plankton negatively impact marine ecosystems
B) Plankton are crucial in the marine food chain and can be negatively impacted by ocean acidification
C) Plankton have no role in marine ecosystems
D) Plankton are not affected by ocean acidification

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