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Which one of the following roles is not ...

Which one of the following roles is not characteristic of an essential element?

A

being a component of biomolecules

B

changing the chemistry of soil

C

being a structural component of energy related chemical

D

activation or inhibition of enzymes

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The correct Answer is:
B
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ARIHANT NEET-MINERAL NUTRITION-Chapter Exercises (A) Taking it together (Assorted Questions of the chapter for Advanced level practise)
  1. A micronutrient is one which

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  2. Microelements are those essential elements which are required by the ...

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  3. Which one of the following statements can best explain the term critic...

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  4. Which one of the following roles is not characteristic of an essential...

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  5. How is ash significant in the study of mineral nutrition of plants?

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  6. The most important use of potassium is that it

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  7. The elements that take part in catalytic reactions are

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  8. Farmers in a particular region were concerned that pre-mature yellowin...

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  9. Which one of the following symptoms is not due to manganese toxicity i...

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  10. Which of the following association fix nitrogen through non-nodulation...

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  11. Bacteria that fix nitrogen for plants as clover, beans, etc. belongs t...

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  12. Leghaemoglobin is useful for legumes because it

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  13. What does the given reaction show ?

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  14. Deficiency of which group of elements can cacuse inhibition of ce...

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  15. Choose the correct option.

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  16. Choose the group of denitrification bacteria

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  17. In leguminous plant leghaemoglobin acts as oxigen scavenger, similary ...

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  18. A gardener f shows a 'X' and the wants that plant 'X' grows without an...

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  19. How many of them are actinorhizal plants (Pisum sativum, Alnus, Casu...

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  20. Which of the genes are responsible for the formation of nodule in legu...

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