DEAD SKIN.. The process of removing dead skin and scabs or what your mum used to call "picking your scabs off " is called Debridement.
Eczema
No it does not cause cancer. Cancer is the uncontrolled abnormal growth of cells. Picking scabs causes scars.
In order to get rid of mosquito bite scabs, try dabbing the scabs with chamomile lotion or aloe Vera gel. Both of these ointments provide healing aids for the skin and will help make your scabs disappear at a quicker rate.
That sounds like a herpes infection of the ears
Technically no. It is just a blood clot. It is dried up blood
scabs are not "just" dried blood, they're formed by a chemical reaction, mainly of polimerized proteins and are quit water proof.
Extraction from the animal, leaving the liquid oil, of a clear yellow color.
I think it depends on what the liquid is and how sensitive your skin is. For the high majority, water won't make you itch, but battery acid (like the kind that goes into car, bike, boat, etc. batteries) can make you itch and turn the skin red. But, once again, it depends on how sensitive your skin is, and how long the liquid is up there. Also, don't forget, it depends on what the liquid actually is. (Chemically)
Blood clots to stop the bleeding from any cut, so that blood loss if minimized. Scabs are the result of this clotting but also fulfill an important immune function. Without a skin barrier, bacteria and other pathogens are free to enter directly into the bloodstream. Scabs provide a barrier to this while skin heals.
look like liquid
a contagious infection of the skin caused by bacteria. It is blisters that form yellow/brown scabs!