sb tet ts

12 Lactobacillus can be seen in 1. water 2. rotten vegetable 3. buttermilk 4. bread

11 For the observation of fungi, we use this 1. rotten bread 2. pond water 3. grape juice 4. buttermilk

10 This chemical is used in bacterial staining 1. methyle blue 2. iwethyl orange 3. janus green 4. crystal violet

09 This will happen if butter milk is added to luke warm milk 1. milk would be spoiled 2. curd would be formed in 2 or 3 hours 3. curd would be formed in a long time 4. curd would not be formed