Mineral Requirements of a Plant-Data Intensity 2 Multiple Questions and Answers.
Exercise Questions ::
Mineral Requirements of a Plant
Published by:Michael Daani
Published by:Michael Daani
8. | Which of the following roles is not a criterion for essentiality of an element? |
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| A. | In its absence, plants do not set seeds |
| B. | Irreplaceable by another element |
| C. | Indirectly involved in the metabolism of the plant |
| D. | Absolutely necessary for metabolism |
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Published by:Michael Daani
9. | Any mineral ion concentration that reduces that dry wt. of tissues by 10% is called as? |
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| A. | critical concentration |
| B. | toxic concentration |
| C. | beneficial concentration |
| D. | optimum concentration |
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Published by:Michael Daani
10. | Which of the following statements if wrong about manganese toxicity? |
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| A. | Appearance of brown spots surrounded by chlorotic veins |
| B. | Deficiency of Iron |
| C. | Deficiency of Calcium |
| D. | Excess of Magnesium |
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Published by:Michael Daani
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