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प्रश्न
List out the functions of the tapetum.
Give the role of tapetum.
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उत्तर
- It supplies nutrition to the developing microspores.
- It contributes sporopollenin through ubisch bodies thus plays an important role in pollen wall formation.
- The pollenkitt material is contributed by tapetal cells and is later transferred to the pollen surface.
- Exine proteins responsible for the ‘rejection reaction’ of the stigma are present in the cavities of the exine. These proteins are derived from tapetal cells.
Notes
Students can refer to the provided solutions based on their preferred marks.
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संबंधित प्रश्न
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| Column I | Column II | ||
| a. | Ornithophily | 1. | Nocturnal flower |
| b. | Entomoohily | 2. | Light pollens |
| c. | Chiropterophily | 3. | Funnel-shaped corolla |
| d. | Anemophily | 4. | Pleasant fragrance and nectar |
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