1) describe how you will preserve the microbes.
 
2) Specify two microorganisms which may generate the vitamin B12.

3) describe what are steroids? Provide atleast two ex.

4) describe the term Biocatalyst.

5) State four fermented food.

6) Provide an ex for the protein, amino acid generating the Bacteria.

7) describe what you mean by the Biogas technology.

8) describe what are the conventional and the non-conventional fuels.

9) State two calible mushrooms.

10) describe what are Bio polymers.