Section 1 Production and characterization of enzyme nanoparticles 1. Preparation and characterization of Enzyme nanoparticles 2. Nanomaterials as enzyme immobilization matrix. Section 2 Activities of enzyme nanoparticles 3. Enzyme like activity of nanozymes, the enzyme mimics. 4. Various activities on the enhancement of nanobiocatalysts Section 3 Properties and applications of enzyme incorporated nanoparticles 5. Comparison of the positive and negative properties of natural enzymes and nanoenzymes 6. Microbial sources and applications of enzyme incorporated nanoparticles 7. Potential challenges of enzyme incorporated nanoparticles towards environmental applications. 8. Industrial applications of nanoparticle immobilized enzymes Section 4 Development of nanocatalyst 9. Integrated approaches on development of nanobioacatalyst and its bioprocessing applications 10. Enzyme based biosensors with nanoparticles as analytical tools Section 5 Degradation of nanoparticles 11. Potential degradation of nanomaterials by enzymesConclusion