JSS has well organised and well equipped Biology Lab . Preserved specimen, charts and prepared slides depict how complex forms of life were evolved from simpler ones. Lab also has an over head projector. It can accommodate 40 students easily at a time. Students attend Biology practicals with enthusiasm because it is only through this subject that they understand the role of Genetic Engineering in today's life.

The basic skills that are inculcated through the lab include:
  1. Identification
  2. Recapitulation
  3. Drawing and labeling
  4. Analysis
  5. Comparison
  6. Decision making
  7. Team work spirit- share and care