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Why are the elements C, H, O and N calle...

Why are the elements C, H, O and N called structural elements?

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ASSAM ACADEMIC CENTRE-MINERAL NUTRITION-EXAMPLE
  1. What is the least concentration of an element that could be detected i...

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  2. Name two macronutrients that plants take from air.

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  3. Why are the elements C, H, O and N called structural elements?

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  4. Name the macronutrient which is a component of all organic compounds, ...

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  5. Name the mineral ion that activates the critical enzymes of photosynth...

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  6. Which element is required by plants in the greatest amount?

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  7. Name two coenzymes that contain sulphur.

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  8. Mention the form in which the following elements are taken in by plant...

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  9. Mention the form in which the following elements are taken in by plant...

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  10. Name two iron-containing proteins involved in electron transport.

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  11. Which component of electron transport contains both iron and sulphur?

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  12. Name the element which activates catalase.

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  13. Which element is needed for the synthesis of auxins?

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  14. Name two elements involved in the redox reactions.

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  15. Molybdenum participates in nitrogen metabolism, as it is a component o...

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  16. When is an element said to be deficient. in plant nutrition?

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  17. Name two coenzymes that contain sulphur.

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  18. When is an element said to be deficient. in plant nutrition?

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  19. Name two elements that are immobile in plants.

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  20. Name two elements that are mobile in plants.

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