Question

Differentiate between benign and malignant tumours.

Answer 1

S. No	Benign tumour	Malignant tumour
(i)	It is a non-cancerous tumour.	It is a cancerous tumour
(ii)	Benign tumour does not show metastasis and is non-invasive.	It shows metastasis and thus invades other body parts.
(iii)	It stops growth after reaching a certain size.	Malignant tumour shows indefinite growth.
(iv)	Limited adherence occurs amongst cells of benign tumour.	There is no adherence amongst cells. They tend to slip past one another.
(v)	It is less fatal to the body.	It is more fatal to the body.