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Q. No.In which of the following forms is iron absorbed by plants?
| 1. | Ferric | 2. | Ferrous |
| 3. | Free element | 4. | Both ferric and ferrous |
Subtopic: Â Mineral Function |
 67%
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NEET - 2018
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Which of the following elements is responsible for maintaining turgor in cells?
1. Magnesium
2. Sodium
3. Potassium
4. Calcium
2. Sodium
3. Potassium
4. Calcium
Subtopic: Â Mineral Function |
 83%
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NEET - 2018
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Select the mismatch.
(1) Frankia Alnus
(2) Rhodospirillium Mycorrhiza
(3) Anabaena Nitrogen fixer
(4) Rhizobium Alfa-fa
Subtopic: Â Nitrogen Fixation |
 76%
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NEET - 2017
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Subtopic: Â Criteria for Essentiality of Elements |
 56%
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NEET - 2016
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In which of the following, all three are macronutrients?
(1) Iron, copper, molybdenum
(2) Molybdenum, magnesium, manganese
(3) Nitrogen, magnesium, phosphorus
(4) Boron, zinc, manganese
Subtopic: Â Classification of Nutrients |
 85%
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NEET - 2016
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Q. No.
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