Most plants obtain their nitrogen from the soil in the form of
Nitric acid
Nitrates
Free nitrogen gas
Nitrogen oxide
Additional Questions
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In an experiment a plant was dried, crushed and heated strongly in a crucible for long. The residue contained |
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One of the following is a nitrogen fixing enzyme |
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Deficiency of mineral nutrients is not responsible for |
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In which of the following is nitrogen not a constituent? |
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Carrier proteins are involved in |
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NPK denotes |
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Phosphorus is a structural element in |
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Which one of the following is not a micronutrient? |
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Which of the following is a bacterium involved in denitrification? |
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Bidirectional translocation of minerals take place in |
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