Подчеркните причастия, обусловьте какая форма причастия употребляется:4) The plants are eaten

Подчеркните причастия, обусловьте какая форма причастия употребляется:
4) The plants are eaten by animals, including people and fish, which exhale carbon
5) Drinking water treated with ozone is absolutely free from bacteria and has no unpleasant taste
6) The dilute solution of hydrogen peroxide decomposes slowly liberating oxygen, it decomposing more rapidly when heated or exposed to sunlight