The following are adaptations to light (or its absence) in the dysphotic zone of the oceans except ________.

Question

Quizplus · Accepted Answer

Swim bladder is an adaptation to pressure, not light. The other four choices are all adaptations to better survive in the dysphotic zone. Transparency makes the animal less visible to predators and prey, while dark coloring and countershading help the animal blend in with the surrounding darkness. Bioluminescence can be used for communication (such as attracting mates or warning predators) or for camouflage (making the animal blend in with the bioluminescent background).

The Following Are Adaptations to Light (Or Its Absence) in the Dysphotic