IB ESS Topic 4.3

The shallow areas of ocean around the coasts, accounting for half of marine productivity, are found above the ____________ _________ (2 words)

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Areas of cold water rising from the deep ocean, bringing nutrient-rich water to the continental shelf are called... (1 word)

Tags

NGSS.MS-ESS2-6

NGSS.MS-LS2-3

NGSS.MS-LS2-4

UNCLOS, the UN convention on the Laws of the Sea, designates the continental shelf and an 'exclusive economic zone' of what size as belonging to a country?

• 200 nautical miles

• 20 nautical miles

• 0 miles, only the continental shelf belongs to a country

• 2000 nautical miles

What name is given to areas outside of the EEZ (economic exclusion zone) where no one country has control or legal responsibility? (2 words)

What is the key term for any industry, including capture fishing and aquaculture, that harvests fish or seafood in some way?

Over the last 20 years, what has happened to the wild fish catch?

• It has increased due to increased demand and technological advances

• It has stayed roughly the same despite increased demand and technological advances

• It has decreased as demand is falling

Tags

NGSS.HS-LS2-7

Over the last 20 years, what has happened to the production of fish via aquaculture?

• It has increased due to increased demand and technological advances

• It has stayed roughly the same despite increased demand and technological advances

• It has decreased as demand is falling

Tags

NGSS.HS-LS2-6

NGSS.HS-LS2-7

Which capture fishing technique can cause permanent damage to the sea bed, destroying fragile benthic ecosystems?

Which fishing technique can result in huge by-catch of non-target species such as sharks, turtles, marine mammals and birds, if not properly managed?

Tags

NGSS.HS-LS2-7

Purse seine nets are used to target which species?

• Crabs, lobsters and other crustacea

• Benthic species

• Shoaling pelagic species

• Mussels, oysters and other bivalves