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Use your brain power What is the struc...

Use your brain power
What is the structure of lichen, a condiment? Where else is it used?

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CHETANA PUBLICATION-Useful and Harmful Microbes-EXERCICE
  1. AIDS is caused by…………………..

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

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

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  4. Name the following: Two names of bad bacteria.

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  5. Complete the analogy Swine flu : H1N1 : : Bird Flu :……………

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  6. State whether the following statements are true or false. Correct the ...

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  7. Find the odd man out: Ampicillin, Amoxycillin, Penicillin, Tetracyclin...

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  8. Antibiotics can be taken only when prescribed by doctors.

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  9. Food on which fungi has grown cannot be eaten

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  10. Nowadays, seeds are coated with Rhizobial solution or powder before so...

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  11. Write down the modes of infection and preventive measures against Mala...

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  12. Answer the following question: How is a vaccine produced ?

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  13. What is fermentation?

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  14. Use your brain power What is the structure of lichen, a condiment? W...

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  15. Find out the uses of fungi to plants and animals?

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  16. Answer the following question: What are the uses of Lactobacilli?

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  17. Which changes do you notice in leather articles and gunny (jute) bags ...

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  18. Chapattis made from wheat only swell up but bread becomes spongy, soft...

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  19. How is alcohol produced?

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  20. How was the antibiotic penicillin discovered?

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