Question

why lysosomes are known as suicide bags

Answer 1

Lysosomes contain the liatic enzymes which are released when there is some disorder in cellular metabolism. The enzymes are so strong that they are capable of destroying whatever comes in their way. They also destroy the cell and its organelles. So, it is commonly referred as suicide bags.

Answer 2

Lysosomes are known as the suicidal bags because when the cell ruptures, lysosome secret digestive enzymes and eats up its own cell.