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An essential element is that-which:...

An essential element is that-which:

A

Improve health of the plant

B

Is irreplaceable and indispensable for growth of plants

C

Is found in plant ash

D

Is available in the soil

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The correct Answer is:
B
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MBD PUBLICATION-MINERAL NUTRITION-Question Bank
  1. Zn, Mo, Fe, Cu are:

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  2. Nitrifying bacteria are able to:

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  3. An essential element is that-which:

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  4. A plant requires magnesium for:

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  5. Which one of the following elements is not an essential micronutrient ...

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  6. Which one of the following is not a micronutrient for plant growth?

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  7. Which of the following is a microelement ?

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  8. An anaerobic bacteria capable of atmospheric N2 fixation is:

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  9. Maximum absorption of mineral salts takes place in:

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  10. The slow rate of decomposition of fallen logs in nature is due to thei...

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  11. Which of the following is widely used as a successful biofertiliser in...

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  12. Which of the following is essential for chlorophyll synthesis ?

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  13. Find out odd one from the following options by considering its role in...

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  14. Which of the following is not an essential element for Plants ?

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  15. In root nodules of legumes, leg-haemoglobin is important because:

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  16. Necrosis, or death of tissue particularly leaf tissue is due to the de...

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  17. Which one of thefollowing is a denitrifying bacterium?

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  18. Which of the following is the function of nitrifying bacteria ?

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  19. Which of the following is a free living nitrogen fixing bacteria ?

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  20. Which one of the following elements is not an essential micronutrient ...

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