Mark each statement as true or false.
(a) Blood is made in the bones.
(b) All waste products of the body are excreted through the excretory system.
(c) All organs have more than one function.
(d) An organ has only one type of tissue.
(e) An organ system may be made up of tissues and organs.
(f) Different tissues perform different functions in the organs.
(g) A tissue always performs the same function.
Blood is made in the bone marrow.
Carbon dioxide is a waste product that is excreted by the respiratory system.
Only some organs like liver has more than one function.
(d) False. An organ is made up of different kinds of tissues.
Different tissues performing different functions work together to form an organ.