The answer for the above question is avulsion.
Alvusions is a serious soft tissue injury, happens when a portion of the skin and sometimes other soft tissue is partially or completely torn away, often damages deeper tissues causing significant bleeding, sometimes a violent force may completely tear away a body part which is known as amputation.
Well your body is made up of mostly water and can damage your body because of dehydration
Photosynthesis I think im not 100% sure beb