Question 1 :
Read the following statements and find out the incorrect statement.<br>A. About $45-50\%$ of the body weight of a human adult is contributed by muscles.<br>B. Muscles have special properties like excitability, contractility, extensibility and elasticity.<br>C. Based on their location, three types of muscles are identified: skeletal, smooth and cardiac.<br>D. Based on appearance, cardiac muscles are striated. They are involuntary in nature as the nervous system does not control their activity directly.<br>