A class room practical to study molds on bread was performed by 1 st semester undergraduates. Target group – 20 students who worked in batches of 5 each Materials used – 4 slices of bread (any brand) 4 plastic bags Sealing tape Black marker Procedure followed – Each group took a plastic bag and labeled it Moistened the bread with wet hands Inserted the bread slice in the plastic bag and sealed it Drew a grid of 5X5 squares on the bag with a marker A and B groups kept the experiment in an incubator that was set at 25 0 C; C and D set the slices in refrigerator The experiments were examined each day and the boxes in the grid for moldy growth noted down The experiment was discontinued after 5 days due to excessive moldy growth in the sets kept in incubator, while the ones in refrigerator had to be kept for 2 weeks for results to begin The moldy growth obtained was observed using foldscope and the results are being posted on Microcosmos Foldscope Community
The results posted are of Group -A
Dr. Samriti Dhawan & Dr. Jasveen Dua, GGDSD College, Chandigarh
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Class room practical on bread mold experiment contd….(Group -B)