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One of the free-living, anaerobic nitrog...

One of the free-living, anaerobic nitrogenfixer is

A

Thiobacillus

B

Beijerinckia

C

Rhodospirillum

D

Rhizobium

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Match the column and choose the correct option {:("Column I","Column II"),(A."Free-living aerobic nitrogen fixers",i."Anabaena and Nostoc"),(B."Anaerobic nitrogen",ii."Pseudomonas and Thiobacillus"),(C."Nitrogen-fixing",iii."Nitrosomonas and Nitrosococcus"),(D."Denitrifying bacteria",iv."Azotobacter and beijerinckia"),(E."Nitrigying bacteria",v."Rhodospirillum"):}

Which one of the following is free living, nitrogen fixing cyanobacterium ?

Assertion: Reduction of nitrogen to ammonia by living organisms is called nitrification. Reason: Example of free-living nitrogen fixing anaerobic microbes are Azotobacter and Bijerinckia.

Which of the following is a free-living nitrogen fixing cyanobacteria?

Name two free-living nitrogen-fixing bacteria.

RQ in anaerobic respiration is

A free living roundworm is

A free living roundworm is

Anaerobic respiration is

Anaerobic respiration

AAKASH INSTITUTE ENGLISH-TEST 2-EXERCISE
  1. What occupies the space between the cell wall and the shrunken protopl...

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  2. Which of the following is not criterion for essentiality of an element...

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  3. One of the free-living, anaerobic nitrogenfixer is

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  4. Phosphoenol pyruvate (PEP) is the primary CO2 acceptor in the cells of

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  5. How many ATP and NADPH molecuels are respectively required to mae one ...

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  6. How many ATP molecules are produced by aerobic oxidation of one molecu...

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  7. Choose the Incorrect statement.

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  8. Which phytohormone is responsible for hedge making?

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  9. A phytohormone, responsible for closure of stomata is (a) Ethylene (...

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  10. Which one of the following is not a long day plant? (a) Soyabean (b)...

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  11. What would be the number of chromosomes in the meiocyte and gametes of...

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  12. number of incisors are present in humans.

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  13. Wind pollination occurs in (a) Vallisneria (b) Salvia (c) Ficus ...

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  14. If an angiospermic plant has 48 chromosomes in its leaf cell then, the...

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  15. How many linkage groups are present in a human male? (a) 46 (b) 47 ...

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  16. Define. Translocation of gene in chromosome.

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  17. In a transcription unit, the structural gene is monocistronic, In

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  18. Function of m-RNA

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  19. The tissue culture method used for raising virus-free plant is

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  20. Three billion people are suffering from 'hidden hunger as their diet s...

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