Planet Earth: Ocean Deep

I am the largest fish in the ocean, weighing in at 3 tons. What am I?

• whale shark

• great white shark

• oceanic white tip shark

• spotted manta ray

What producers are the basis of the food chain in the ocean?

• zooplankton

• marine snow

• plankton

• algae

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

I have a strong sense of taste and patrol the ocean for food. What am I?

• whale shark

• great white shark

• oceanic white tip shark

• spotted manta ray

Tags

NGSS.MS-LS2-1

For many marine organisms, food is scarce. Why do they have different adaptations to help the hunt and gather food?

• to decrease competition with other organisms

• to increase their population's genetic diversity

• to conserve their body's energy

• to find a better, more suitable mate

Tags

NGSS.MS-LS2-1

How do dolphins find and capture their food in the open ocean?

• they use their night vision to locate and trap prey

• they work with sharks to force schools of fish into groups

• they herd fish into shallow water hydroplane along the shore's edge

• they travel in large groups and herd fish to the surface

I can dive up to 20 meters in the ocean to catch fish. What am I?

• Open sea pigeon

• Cory's shearwater

• Giant sea gull

• Swimming gull

Tags

NGSS.MS-LS2-1

Which of the following is an adaptation that allows me to gather food?

• camouflage

• projections around my mouth

• a long, spiked tail with venom

• several rows of sharp teeth

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4

As you travel from the shallow seas to the deep ocean, which of the following occurs?

• temperature increases

• temperature decreases

• pressure increases

• pressure decreases

At what depth does the aphotic zone begin?

• 50 meters

• 250 meters

• 500 meters

• 1,000 meters

Plankton isn't present in the aphotic zone, so what supports the food chains here?

• algae

• zooplankton

• marine bacteria

• marine snow, or detritus