Q. Identify the wrong statements The tumour of haematopoietic cells is called leukaemia. Cancer arising from the epithelial tissues of internal organs and glands is referred as melanoma. Sarcoma is a type of cancer where bone and cartilages are involved. Only benign tumours are called as true cancer or neoplasm.
A) I and II only
B) II and III only
C) II and IV only
D) I and III only
Explanation
Cancer arising from the epithelial tissues of internal organs and glands is reffered as carcinomas, while cancerous growth of melanocytes (a type of skin cells) is called melanomas. Neoplasm is new abnormal tissue capable of continued growth forming tumours and disrupting normal cells, while benign tumours are encapsulated localized mass of abnormal tissue which does not infiltrate to adjacent tissues.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.