Ocean Habitat and Species Quiz

What percentage of the Earth's surface is covered by oceans?

• 50%

• 70%

• 80%

• 90%

In which zone do corals primarily form?

• Abyssopelagic Zone

• Epipelagic Zone

• Mesopelagic Zone

• Bathypelagic Zone

What is the maximum depth of the Mariana Trench?

• 12,500 feet

• 21,500 feet

• 36,000 feet

• 19,800 feet

Which of the following species is known to inhabit the Bathypelagic Zone?

• Clownfish

• Giant Grouper

• Tiger Shark

• Fangtooth

What is the primary source of heat for life near volcanic vents?

• Volcanic vents

• Ocean currents

• Sunlight

• Geothermal springs

Which fish is known for its bioluminescence to attract prey?

• Gulper Eel

• Barracuda

• Dolphin Fish

• Manta Ray

What type of fish can be found only in shallow waters due to the presence of plankton?

• Deep-sea fish

• Predatory fish

• Herbivorous fish

• Bottom feeders

At what depth does the Mesopelagic Zone begin?

• Below 13,000 feet

• 0-650 feet

• 650-3,300 feet

• 3,300-13,000 feet

Which of the following is a characteristic of the Abyssopelagic Zone?

• Presence of sunlight

• Complete darkness

• High temperatures

• Abundant plankton

What is the primary reason for the variety of species in the ocean?

• Presence of sunlight

• Wide variety of environments

• Depth of the ocean

• Temperature variations