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Zn is required for systhesis of precusor...

Zn is required for systhesis of precusor of

A

Auxin

B

Gibberellin

C

Cytokinin

D

ABA

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The correct Answer is:
A
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The chief are of Zn is the sulphide , ZnS. The are is concentrated by froth floation process and then heated in air to convert Zns to Zno. 2ZnS+30_(2)overset(80%)to 2ZnO+ 2SO_(2) ZnO+H_(2)SO_(4)overset(100%)to ZnSO_(4)+ H_(2) 2ZnSO_(4)+2H_(2)Ooverset(80%)to 2Zn+ 2H_(2)SO_(4)+O_(2) The number of moles of ZnS required for producing 2 moles of Zn will be:

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The reaction : Zn(s) + 2AgCl(g) rightarrow ZnCl_(2)(aq) + 2Ag(s) occurs in the cell Zn|ZnCl_(2) (1M solution), AgCl(s) | Ag. The number of Faradays required from the external source for this reaction to occur in the cell is:

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VMC MODULES ENGLISH-MINERAL NUTRITION-IMPECCABLE
  1. Zn is required for systhesis of precusor of

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  2. Gray spots of oat are caused due to deficiency of

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  3. Hydroponics is a system of growing plants in

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  4. Who proved for the first time that the plants contains a large number ...

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  5. Zn, Mo, Fe, Cu are

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  6. About 98 per cent of the mass of everv living organism is composed of ...

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  7. Nitrifying bacteria are able to

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  8. A free-living nitrogen-fixing cyanobacterium which can also form symbi...

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  9. Match the following mineral element with their deficiency symptom and ...

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  10. Insectivorous plants grow in the soil which is deficient in :

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  11. Match the following columns {:("Column I","Column II"),(a."Photolysi...

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  12. Match the following and choose the correct combination from the option...

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  13. Necrosis, or death of tissue particularly leaf tissue, is due to the d...

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  14. Which one of the following is an amide involved in nitrogen assimilati...

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  15. Which one of the following is not a micronutrient?

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  16. Khaira disease of rice' is due to

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  17. In root nodules of legumes, leghaemoglobin is important because it

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  18. Nitrifying bacteria

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  19. Necrosis in crops is due to the deficiency of

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  20. An essential element is that which

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  21. Which one of the following is an incorrect statement?

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