Essential Mineral Nutrients
Essential Mineral Nutrients: Overview
This topic covers concepts, such as, Role of Phosphorus in Plants, Sources of Phosphorus in Plants, Necrosis & Toxicity of Micronutrients etc.
Important Questions on Essential Mineral Nutrients
Which of the following is correct set of micronutrient for plants?
Identify the deficiency of Chlorine.
_____ deficiency can be distinguished from other nutrient imbalances because leaves will exhibit characteristic distinct and abrupt boundaries between the affected and healthy tissue.
Mention the deficiency symptoms of chlorine in plants.
Mention the role of calcium in plants.
The mineral nutrient calcium is absorbed by the plants in the form of _____.
Mention the sources of calcium.
Match the element (list-I) with component co-factor (list-II).
| List-I (Element) | List-II (Component co-factor) | ||
| (A) | Magnesium | (I) | Energy currency of the cell |
| (B) | Sulphur | (II) | Enzyme catalysing biological nitrogen fixation |
| (C) | Phosphorus | (III) | Enzyme catalysing phosphorylation of glucose |
| (D) | Molybdenum | (IV) | Enzyme catalysing decarboxylation of oxalosuccinic acid |
| (V) | Amino acid coded by AUG |
Mention the function of molybdenum in plants.
Which of the following element is required for pollen germination?
The moderate increase of micronutrients causes deficiency symptoms.
Which element inhibit the translocation of calcium in plants?
Deficiency of which element in the plant causes yellowing of intravenous regions of leaves.
Which element is concerned with the regulation of turgidity in the guard cells?
Which mineral constitutes the cell wall?
Nitrogen as a nutrient element is highly immobile in the plants.
The deficiencies of micronutrients not only affect the growth of the plants but also its vital functions, such as photosynthetic and mitochondrial electron flow. Among the list given below, which group of three elements will mostly affect, both photosynthetic and mitochondrial electron transport?
Among the following given options, deficiency symptoms of which element appears first in apical buds?
Deficiency of which element in the soil causes dieback disease in Lemon (Citrus).
Marsh spot disease of pea is caused by the deficiency of which element in soil?
