Distinguish between intracellular and extracellular digestion? | NCERT solution | Class 12 Biology | Unit-4 Animal Kingdom

Q.4:- Distinguish between intracellular and extracellular digestion?

 

Answer

Intracellular digestion Extracellular digestion
The digestion of food occurs within the cell. The digestion occurs in the cavity of alimentary canal.
Digestive enzymes are secreted by the surrounding cytoplasm into the food vacuole. Digestive enzymes are secreted by special cells into the cavity of alimentary canal.
Digestive products are diffused into the cytoplasm. Digestive products diffuse across the intestinal wall into various parts of the body.
It is a less efficient method. It is a more efficient method of digestion.
It occurs in unicellular organisms. It occurs in multicellular organisms.