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The criteria for the essentiality of a m...

The criteria for the essentiality of a mineral element were given by

A

Arnon and Stout

B

Hoagland

C

Hopkins

D

Sachs and Liebig

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TRUEMAN BIOLOGY-MINERAL NUTRITION-MULTIPLE CHOICE QUESTIONS
  1. Importance of microelements was recognised late due to

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  2. An essential element derived fromo soil only is called

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  3. The criteria for the essentiality of a mineral element were given by

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  4. Carl Maze (1915) divided mineral elements into two categories on the ...

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  5. Choose the correct one.

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  6. Essential micronutrients are also known as

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  7. Zinc is a

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

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  9. The concentration of a macroelement per gm of dry matter in plants is...

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  10. What is an essential element ?

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  11. The ion which is commonly found free in the cell is

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  12. The major portion of the dry weight of plants comprises of Or Fra...

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  13. It is possible to determine whether an element is essential by observi...

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  14. Most abundant elements in the living cells are

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  15. Which one is an essential mineral, not constituent of any enzyme but s...

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  16. A trace element, also required for plant growth, and in the form of ra...

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  17. Choose the correct statement.

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  18. The agent that keeps maetals in the soluble state is called

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  19. The most crucial event in nature governing nutrient balance is

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  20. Which has both Fe and Cu as prosthetic group?

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