Question

The aphotic zone is divided into ___________ and abyssal zone.

• A. intertidal
• B. pelagic
• C. bathyal
• D. dark

Answer 1

The correct option is C bathyal

• The marine ecosystem is divided into two broad zones based on the availability of light.
• They are photic and aphotic zones.
• The aphotic zone is further divided into bathyal and abyssal zones.
• The bathyal zone is dimly lit and, is also called the twilight zone while the abyssal zone is dark and is known as the dark zone.