Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions


Abyssal zone is the bottom zone in marine ecosystem.These zones are dark and cold throughout the year. Photosynthetic activity is absent.Deep sea animals are mostly predators and scavengers. The larger forms have wider mouth and huge curved teeth which prevent escape of any prey.Absence of skeleton, flattened bodies are some characteristics observed. Some also have special structures that produce light on their bellies, around their eyes and at the sides of their bodies. Some animals show bio luminescence. Hope this helps you
1 4 1
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts