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प्रश्न
Why Chl-a (Chlorophyll-a) is Called Essential Pigment?
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उत्तर
The reason why is chlorophyll-a called an essential pigment is as follows:
- For photosynthesis of plants, chlorophyll-a is the primary pigment.
- Chlorophyll-a is considered the most essential photosynthetic pigment because, in the case of the conversion of light energy to chemical energy, it is directly involved.
- From wavelengths of orange-red and green-yellow lights, most energy is absorbed by it.
- All other pigments are considered accessory pigments.
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संबंधित प्रश्न
All elements that are present in a plant need not be essential to its survival’. Comment.
Given statement are true? If false, correct them - Every mineral element that is present in a cell is needed by the cell.
Given statement are true? If false, correct them: - Nitrogen as a nutrient element, is highly immobile in the plants.
Which one of the following elements is an important binding agent in ribosomes during protein synthesis?
The dieback of Citrus and reclamation disease of cereals and leguminuous plants is due to the deficiency of ______.
Name an insectivorous angiosperm.
Complete the following box with reference to symptoms of mineral deficiency:
| Abscission | Pre-mature fall of flowers, fruits and leaves |
| ______ | Appearance of green and non-green patches on leaves |
Give observed symptom when the following mineral are deficient.
Deficiency of K
Match the following:
| Column 'A' | Column 'B' (Symptoms observed) |
||
| (1) | Deficiency of Cu | (a) | Malformed leaves |
| (2) | Deficiency of B | (b) | Leaves with yellow edges |
| (3) | Deficiency of Zn | (c) | Brown heart disease |
| (4) | Deficiency of K | (d) | Die back of shoot |
Plants usually absorb Nitrogen in the form of nitrates because Nitrogen is ______.
