Ocean zones

What is the top layer of the ocean called?

• sunlight zone

• twilight zone

• midnight zone

• Abyssal zone

Which ocean zone gets the most sunlight?

• deep zone

• Benthic zone
• sunlight zone

• twilight zone

In which zone do most ocean plants live?

• Mesopelagic zone

• Benthic zone
• Intertidal zone
• Epipelagic zone

What is the main source of energy for the sunlight zone?

• The moon
• Ocean currents
• Wind patterns
• The sun

What is another name for the twilight zone?

• mesopelagic zone
• abyssal zone
• epipelagic zone
• bathyal zone

What is another name for the midnight zone?

• mesopelagic zone
• epipelagic zone
• abyssopelagic zone
• bathypelagic zone

What happens to sunlight as you go deeper into the ocean?

• Sunlight decreases in intensity and visibility as you go deeper into the ocean.
• Sunlight only penetrates the surface layer of the ocean.
• Sunlight remains constant regardless of depth.
• Sunlight increases in intensity as you go deeper.

What zone is known for being completely dark?

• Midnight zone

• morning zone

• twilight zone

• sunlight zone

In which zone would you most likely find bioluminescent creatures (animals that glow)?

• Sunlight zone

• Twilight zone

• Freshwater lakes
• Midnight zone

Why can’t plants grow in the twilight and midnight zones?

• Plants thrive in low-light conditions.
• Plants can grow using artificial light.
• Plants require high humidity to grow.
• Plants cannot grow in the twilight and midnight zones due to insufficient sunlight.