Oceans & Estuaries

As you descend through the ocean, what happens?

• temperature increases

• light increases

• pressure decreases

• pressure increases

Which is the best description of the deep zone?

• high pressure, low temperature, abundant nutrients

• low temperature, few nutrients, high pressure

• high nutrients, low temperature, low pressure

• low nutrients, average temperature, changing pressure

What would most likely increase the amount of nutrients available in the surface waters?

• heavy rains

• high tide

• upwelling

• pollution

Tags

NGSS.MS-LS2-3

Which would best describe the water found in an estuary?

• low salinity, cold, nutrient-rich

• nutrient rich, shallow, warm

• shallow, still, and dangerous

• shallow, cool, and polluted

Tags

NGSS.MS-LS2-3

What provides nutrients to most organisms just below the surface zone?

• sunlight

• filter feeders

• marine snow

• chemicals and heat

Tags

NGSS.MS-LS2-3

Why do some animals in the deep ocean produce their own light?

• to attract predators

• to frighten away prey

• to do photosynthesis

• to attract mates

Which is the best example of nekton?

• coral

• shrimp

• dolphin

• lobster

Which group of words lists the correct order of the path a piece of trash would take if it started on land and ended up in the oceans?

• estuary, tributary, river, intertidal zone, neritic zone, open ocean

• open ocean, neritic zone, intertidal zone, estuary, river, tributary

• tributary, river, estuary, intertidal zone, neritic zone, open ocean

• river, tributary, estuary, intertidal zone, neritic zone, open ocean

Which pair of organisms contains plankton and benthos?

• shrimp and clownfish

• shark and snail

• coral and algae

• phytoplankton and dolphin

Tags

NGSS.MS-LS2-2

Which habitats would be found in the neritic zone?

• tide pools and mangrove forests

• kelp forests and coral reefs

• estuaries and salt marshes

• hydrothermal vents and the ocean floor