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Bacteria which are utilized to produce g...

Bacteria which are utilized to produce gobar gas are

A

Aerobic and heterotrophic

B

Aerobic and chemoautotrophic

C

Anaerobic and chemoautotrophic

D

Anaerobic and heterotrophic

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Vinod went to his ancestral village alongwith his father during the summer holydays. He found that women of the village still used dried cow-dung cakes (uple) as the fuel to cook food and for other heating purposes. One day Vinod went to Panchayat meeting in the village which is attended by all the village elders and requested them to instal 'Gobar gas plant' in the village and use cow-dung in it to produce gobar gas, instead of burning cow-dung cakes directly. He explained the advantages of using gobar gas as a fuel instead of cow-dung cakes. Every one liked the idea and thanked Vinod for guidance. (a) State two disadvantages of using dried cow-dung cakes as a fuel for cooking food. (b) State two advantages of using gobar gas as a fuel for cooking food. (c) What values are displayed by Vinod in this whole episode ?

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AAKASH INSTITUTE-TEST 6-EXAMPLE
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  2. Biogas produced in anaerobic sludge digester is a mixture of

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  3. Bacteria which are utilized to produce gobar gas are

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  4. Griffth performed an experiment where mice were killed when injected w...

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  5. During transcription, the binding of RNA polymerase to the DNA is the ...

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  6. Select the incorrect statement.

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  7. For commercial production of ethanol, Used.

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  8. Toddy is a traditional drink of some parts of South India and is made ...

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  9. Fill in the given blanks by choosing correct option for A and B. Stre...

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  10. All of the following can be biofertilisers, except

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  11. Mark the incorrect statement about Nucleopoly hedroviruses.

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  12. Which of the following microbes are used in biological treatment of se...

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  13. Read the following statements and choose the correct option. Statem...

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  14. The greater BOD (Biochemical Oxygen Demand) of waste water indicates

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  15. Activated sludge contains

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  16. Internal bleeding, muscular pain, fever, anaemia and blockage of the i...

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  17. All of the following are common infectious disease except

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  18. Elephantiasis is caused by a worm, known as

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  19. Enzyme which can synthesize DNA from RNA is

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  20. Mucosa associated lymphoid tissue (MALT) constitutes nearly what perce...

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