You skin protects your body from infections and punctures. Your immune system protects the body from pathogens. Your hair protects your head from sunburns.
Ozone layer protects the earth. It protects us from UV rays.
Mesosphere does this job. It protects from meteriods.
dust shied is the one top the objectives. It protects the objectives from dust.
it protects and supports the cell, from the surrounding environment
skelitan body
yes they are
yess
yes
No they have bilaterial symetry.
Invertibrates.
yes
Invertibrates
under the ground
invertibrates
No backbones
No. Worms are invertibrates.