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Number of H^+ & e^- required for the for...

Number of `H^+` & `e^-` required for the formation of ammonia from nitrogen during fixation by rhizobium in plants are respectively

A

`6 & 12`

B

`8 & 8`

C

`6 & 6`

D

`12 & 12`

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AAKASH INSTITUTE ENGLISH-TEST 6-EXAMPLE
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  2. Which one of the following is an amide found in plants and is structur...

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  3. Number of H^+ & e^- required for the formation of ammonia from nitroge...

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  4. A is the reduction of nitrates into gaseous nitrogen by the action of ...

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  8. Which of the following is not caused by deficiency of mineral?

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  9. In 1860 , julius von sachs developed Hydroponics where he took up

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  10. Which one of the following is not an essential mineral element for pla...

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  11. Find the direction of flow of water in the given system.

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  12. Transport proteins of cells are control points where a plant adjusts ...

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  13. Meaningful girdling (ringing) experiment cannot be perfoemed withing s...

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  14. All are related to root pressure, except

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  15. Choose regarding A and B.

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  16. Lenticels and hydathodes are small pores with a common attribute that ...

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  17. Choose the incorrect match

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  18. Study the statements (a-d) given below & select the correct option w.r...

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