Question

Select the correct answer from each drop-down menu.Blake is writing an article on Cnidarians. Help her complete the sentences.All Cnidarians are ( Choose from drop box)symmetrical and live in marine habitats. Cnidarians have a common opening used for feeding as well as expelling waste. They absorb oxygen from the water through the means of (Choose from drop box).1. radially or bilaterally or spherically2. diffusion or respiration or inhalation.

Answer 1

All Cnidarians are radially symmetrical and live in marine habitats. Cnidarians have a common opening used for feeding as well as expelling waste. They absorb oxygen from the water through the means of diffusion.