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Question
The zones in a marine ecosystem are divided on the basis of __________.
The zones in a marine ecosystem are divided on the basis of __________.
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Solution
The correct option is A availability of light
The marine ecosystem is divided into two major zones based on the availability of light. They are photic and aphotic zones. The photic zone is also called the sunlight, or euphotic zone as it is brightly lit. The aphotic zone is further divided into bathyal and abyssal zone. The bathyal zone is also called the twilight zone as it is dimly lit while, the abyssal zone is called the dark zone as it it completely dark.
The marine ecosystem is divided into two major zones based on the availability of light. They are photic and aphotic zones. The photic zone is also called the sunlight, or euphotic zone as it is brightly lit. The aphotic zone is further divided into bathyal and abyssal zone. The bathyal zone is also called the twilight zone as it is dimly lit while, the abyssal zone is called the dark zone as it it completely dark.
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