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प्रश्न
What is endothelium?
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उत्तर
In Asteraceae species, the inner layer of the integument gets specialized for nourishing the embryosac and this is called integumentary tapetum or endothelium.
संबंधित प्रश्न
Sketch and label the V. S. of a mature anatropous ovule.
Arrange the layers of another wall from locus to periphery
Differentiate Secretary and invasive tapetum.
What is Cantharophily?
List any two strategy adopted by bisexual flowers to prevent self-pollination.
List out the functions of the tapetum.
Give short notes on types of ovules.
Explain the pollination mechanism in Salvia.
With a suitable diagram explain the structure of an ovule.
______ refers to the flower in which gynoecium possesses many free carpels.
Identify the function/s of integuments.
In a mature ovule, shows the presence of an oval shaped, haploid structure at micropylar end known as ______.
Match the Column I (Type of pollination) and Column II (Characteristics). Select the correct option.
| 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 |
Identify the botanical name of garden pea.
From the following which is NOT true about self-pollination?
Flowering in pineapple is promoted by:
Name the part of pistil that develops into fruits and seeds after fertilization.
