- Effect Of Uv Light On Bacterial Growth Uv Light Exposure Time E Coli Staph Aureus B Megaterium 0 Sec 10 Sec 20 Sec 30 1 (44.61 KiB) Viewed 35 times
- Effect Of Uv Light On Bacterial Growth Uv Light Exposure Time E Coli Staph Aureus B Megaterium 0 Sec 10 Sec 20 Sec 30 2 (86.29 KiB) Viewed 35 times
- Effect Of Uv Light On Bacterial Growth Uv Light Exposure Time E Coli Staph Aureus B Megaterium 0 Sec 10 Sec 20 Sec 30 3 (77.71 KiB) Viewed 35 times
Styles 3. Complete the table below. Inspect the plates for signs of bacterial growth. 4. Use (+++) to indicate significant growth, (++) to indicate medium growth; (+) to indicate little growth, and (-) to indicate no growth. Time 10 seconds 20 seconds 30 seconds 60 seconds 120 seconds 600 seconds Escherichia coli Staphylococcus aureus Questions: 1. Which bacterium (bacteria) is (are) sensitive to UV light? Justify your answer. Bacillus megaterium 2. What type of bacteria can survive UV light? Explain this observation. 3. What wavelength of UV light is the most germicidal? Protected by Copyright; FSauer 2022
4. How does UV light damage DNA? 5. How does UV inhibit the growth of bacteria? 6. Give two examples for the application of UV-light as an antimicrobial agent.