I'm assuming you meant "What scientists study all forms of life?"
The answer is biologists (the root word "bio" means "life").
a biologist
It is a biologist. See the related link for more information.
biologist
Biology is a branch of science that deals with the study of all living things.
yes because all forms of life are created by our GOD so we should treasure it and don't just do anything that can affect your life. =)