Multiple choice

The most striking set of characteristic of the deep sea includes

  1. high temperature, low pressure and high oxygen level

  2. low temperature, low pressure and low oxygen level

  3. high temperature, high pressure and high oxygen level

  4. low temperature, high pressure and low oxygen level

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The most striking set of characteristic of the deep sea includes: low temperature, high pressure and low oxygen level. Deep sea is the lowest layer in ocean. No light enters this region and the maximum organisms that live there depend for sustenance on falling organic matter formed in the photic zone.