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nitrogen fixing nodules on the roots of ...

nitrogen fixing nodules on the roots of non leguminous plant Alnus harbours the microbe

A

Frankia

B

Nitrobacter

C

Nitrosomonas

D

Rhizobium

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We find that Rhizobium forms nodules on the roots of leguminous plants. Also Frankia another microbe forms nitrogen fixing nodules on the roots of non-leguminous plant Alnus. (a) Can we artificially induce the property of nitrogen-fixation in a plant, leguminous or non-leguminous ? (b) What kind of relationship is observed between mycorrhiza and pine trees ? (c) Is it necessary for a microbe to be in close association with a plant to provide mineral nutrition ? Explain with the help of one example.

Microbe producing nitrogen fixing nodule on the roots of non-leguminous plant is -

The bacterium_____belonging to group actinomycetes, produces N_(2)- fixing nodules on the roots of non-leguminous plants (e.g., Alnus)

Root nodules in leguminous plants:

Nitrogen fixing enzyme in root nodule is

Nitrogen fixing enzyme in root nodule is

The fixation of free nitrogen from the air in the nodules of roots of leguminous plants is done by symbiotic bacteria

AAKASH INSTITUTE-TEST 6-EXAMPLE
  1. choose incorrect statement for symbiotic N2 fixation by Rhizobium in l...

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  2. NH4^+ ions present in the plant are

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  3. nitrogen fixing nodules on the roots of non leguminous plant Alnus har...

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  4. All minerals cannot be passively absorbed by the root because

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  5. Mn in higher concentration produces micronutrient toxicity and it can ...

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  6. Group of elements when deficient in plant matter causing chlorosis inh...

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  7. Match the following Column-I a.Zn b.Mo c.Mg d.Fe Column-ll (i).RuBisCO...

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  8. Essential elements required for uptake and utilisation of Ca^(2+),cell...

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  9. Mark the mismatched pair

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  10. Choose correct options w.r.t. Essential elements for plant nutrition...

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  11. Phloem transport differs from translocation of water and minerals in p...

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  12. Select incorrect statement w.r.t. guttation.

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  13. The important determinants of movement of molecules in or out of the c...

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  14. Choose incorrect option w.r.t. Plasmolysis

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  15. When water flows into the cell and out of the cell and are in equilibr...

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  16. Which of these decreases in a plant cell when solute molecules are add...

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  17. Substances that have a hydrophilic moiety can move across the cell

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  18. Choose incorrect option

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  19. Substances like water, mineral nutrients, organic nutrients and plant ...

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  20. Which of the following hormones are produced in the hypothalamus and s...

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