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What is an essential element ?...

What is an essential element ?

A

An element present in the soil.

B

An element present in the plant.

C

An element that improves growth of plant.

D

An element without which a plant will not grow and complete its life cycle.

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TRUEMAN BIOLOGY-MINERAL NUTRITION-MULTIPLE CHOICE QUESTIONS
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  2. The concentration of a macroelement per gm of dry matter in plants is...

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  3. What is an essential element ?

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

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

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

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  7. Most abundant elements in the living cells are

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

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

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  10. Choose the correct statement.

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

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

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

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  14. Which of the following is a component of coenzyme A, vitamin biotin, ...

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  15. The deficiency of boron results in all except

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  16. In green plants, Boron assists

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  17. Match the correct deficiency symptoms.

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  18. Which of the following is non-symbiotic ?

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  19. The most important function of Rhizobium is

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  20. Which of the following gene clusters in bacteria is responsible for ...

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