Chapter 7 Multiple Choice Questions

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. In 2017, how many of the world's 7.5 billion people lived within 100km of the coast?

0.4 billon people correct incorrect

1.4 billion people correct incorrect

2.4 billion people correct incorrect

3.4 billion people correct incorrect

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. What is the leading cause of coral bleaching?

Freshwater runoff correct incorrect

An increase in sea temperature correct incorrect

Overexposure to sunlight correct incorrect

Heavy metal pollution correct incorrect

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. Which of the following groups of organisms is likely to be the least affected by ocean acidification?

Coccolithophores correct incorrect

Crustacea correct incorrect

Molluscs correct incorrect

Jellyfish correct incorrect

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. Which type of oceanic water movement is regarded as a key to understanding the trends and effects of global climate change on UK climate?

Longshore drift correct incorrect

Eckman transport correct incorrect

Atlantic Meridional Overturning Circulation correct incorrect

Upwelling correct incorrect

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. Which type of risk to the scientific integrity and independence of information given in the Marine Climate Change and Impacts Partnership reports is mitigated by having an independent peer review process?

Selection bias correct incorrect

Expert bias correct incorrect

Interpretation bias correct incorrect

Evidence weighting bias correct incorrect

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. How much of the world's waste is estimated to end up in the Ocean?

10 billion tons per year correct incorrect

20 billion tons per year correct incorrect

30 billion tons per year correct incorrect

40 billion tons per year correct incorrect

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. Which is the main type of marine pollution that leads to eutrophication?

Plastics pollution correct incorrect

Thermal pollution correct incorrect

Organic waste pollution correct incorrect

Noise pollution correct incorrect

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. According to the 2020 FAO report on the state of World Fisheries and Aquaculture, approximately how much of the world's commercial fisheries is being pushed by overfishing beyond the limits of sustainability?

A tenth correct incorrect

A quarter correct incorrect

A third correct incorrect

A half correct incorrect

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. What effect did 'no-take' zones have on the biodiversity of areas studied by Sarah Lester and her co-workers?

On average, the biodiversity in the 'no-take' zones was less than in the fished areas. correct incorrect

On average, the biodiversity in the 'no-take' zones was the same as in the fished area. correct incorrect

On average, the biodiversity in the 'no-take' zones was about 10% more than in the fished areas correct incorrect

On average, the biodiversity in the 'no-take' zones was about 20% more than in the fished areas. correct incorrect

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. Who, in 2018, was named a 'hero' for conservation by the Association of Zoos and Aquariums?

Sir David Attenborough correct incorrect

Amanda Hodo correct incorrect

Sylvia Earle correct incorrect

Dan Laffoley correct incorrect