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Penicillin was first discovered by...

Penicillin was first discovered by

A

Louis Pasteu

B

Alexander Fleming

C

Ida Bengston

D

Van Ermengem

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CHETANA PUBLICATION-Useful and Harmful Microbes-EXERCICE
  1. …………...is a broad-spectrum antibiotic

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  2. ………….is a narrow-spectrum antibiotic

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  3. Penicillin was first discovered by

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  4. ………….Proved that the anaerobic bacterium Clostridium botulinum is resp...

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  5. Write whether the following statements are true or false, if false cor...

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  6. Dengue is caused by

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  7. Becterial pneumonia is caused by

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  8. ………...can be prevented by vaccination

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  9. Malaria is caused by…………….

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  10. Bird flu and swine flu are caused by….

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  11. The Lactobacilli convert lactose, the sugar in the milk into…………….. la...

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  12. The……….. destroys harmful microbes present in the milk high pH neut...

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  13. Lactabacilli kill the harmful bacteria like ……….present in the aliment...

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  14. Which of the following is a product of fermation of carbohydrates by y...

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  15. Molasses is fermented with the help of yeast called………..

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  16. A yeast…...is used to absorb the toxins released during the production...

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  17. The bacteria which spoil cooked food are……..

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  18. …………….can grow and reproduce only in living cells.

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  19. Asexual reproduction occurs by budding in yeast.

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  20. Explain the statements: Toxins of fungal origin are called mycotoxin...

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