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bateria present in Root nodules of legum...

_________ bateria present in Root nodules of leguminous plants help in nitrogen fixation.

A

dostridium

B

streptococcus

C

Lactobacilli

D

Rhizobium

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What is nitrogen fixation?

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Write a short note on nitrogen fixation?

True or False. Rhizobium living in root nodules of leguminous plants exhibit symbiotic relationship.

State whether the following statements are true or false. Correct the false statements: The bacteria Clostridium are present in the root nodules of leguminous plants.

One word in the following statements is wrong. Correct the statements by changing this wrong word: Root nodules of leguminous plants contain Azotobacter microorganism.

Write the names of microbes found in the following food materials: Yoghurt, Bread, Root Nodules of Leguminous plants, Idlim Dosa, Spoiled Potato Curry.

Name the two types of biological nitrogen fixation.

CHETANA PUBLICATION-Useful and Harmful Microbes-EXERCICE
  1. The rod-shaped bacteria found in milk or buttermilk are called

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  2. Yoghurt has a specific sour taste due to

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  3. bateria present in Root nodules of leguminous plants help in nitrogen ...

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  4. A mutually beneficial relationship is called

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  5. Carbon compounds obtained from bacteria and fungi for destroying or pr...

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  6. Fungi release…………..into the food, making the food poisonous.

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  7. …………..produce bottle-shaped endospores in adverse conditions.

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  8. ………….conducted important research on the toxin responsible for gas gan...

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  9. Name the following: An alcohol which is used as a smokeless fuel.

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  10. Antibiotics used against various strains of gram positive and gram neg...

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  11. …………...is a broad-spectrum antibiotic

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

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  13. Penicillin was first discovered by

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

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

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  16. Dengue is caused by

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  17. Becterial pneumonia is caused by

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  18. ………...can be prevented by vaccination

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  19. Malaria is caused by…………….

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

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