Question

Write an activity to observe lactobacillus bacteria with the help of neatly labelled diagram

Answer 1

Answer:

but I have no diagram broo

Explanation:

• A very simple procedure can be performed to observe lactobacillus bacterium to be observed in laboratory.
• Take some warm milk in a bowl add a small amount of curd into it and keep it in area slightly  warmer .
• Leave it for sometime and after that prepare the microscope for observing the curd into it
• Then after the curd is formed dilute it and stain the bacteria by methylene blue or saffranin to see the bacteria as it is colorless
• Then prepare slide and observe the bacteria under microscope
• The bacteria are rod shaped or cocci shaped

Answer 2

The answer to the given question is as follow:

• Lactobacillus bacteria are found in curds and yoghurts, and they cause milk to coagulate by converting sugars to lactic acid during the fermentation process.
• By preparing a smear or slide of diluted curd and staining it with safranin or methyl blue, the bacteria can be easily seen.
• Lactobacillus bacteria are rod-shaped bacteria.