Industrial Organism Preservation Methods Quiz

By soaking the filter paper in a broth culture, placing it in a tube, evacuating and sealing it

By placing drops of broth containing the spores on sterile filter paper and drying in a low temperature oven or dessicator (correct)

By autoclaving the filter paper and then inoculating it with a broth or agar culture

By storing the filter paper in closed containers containing desiccants

Soaking the soil in a broth culture and storing it in closed containers containing desiccants

Placing the dry soil in a tube, evacuating and sealing it

Sterilizing the dry soil by autoclaving and then inoculating it with a broth or agar culture (correct)

Inoculating the dry soil with a broth or agar culture

By autoclaving and then inoculating with a broth or agar culture

By storing in a low temperature oven or dessicator

By drying at 25°C and storing in closed containers containing desiccants (correct)

By soaking in a broth culture and storing in sterile screw caps bottles

<p>Soaking the filter paper in a broth culture, placing it in a tube, evacuating and sealing it (D)</p> Signup and view all the answers

<p>Placing it in a tube, evacuating and sealing it, then storing in sterile screw caps bottles at room temperature or in the refrigerator (C)</p> Signup and view all the answers