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प्रश्न
List any two strategy adopted by bisexual flowers to prevent self-pollination.
उत्तर
- Protandry or protogyny
- Herkogamy
संबंधित प्रश्न
Sketch and label V. S. of mature anatropous ovule.
Arrange the layers of another wall from locus to periphery
Choose the correct statement(s) about tenuinucellate ovule
Differentiate Secretary and invasive tapetum.
What is Cantharophily?
What is endothelium?
Give short notes on types of ovules.
Explain the pollination mechanism in Salvia.
Discuss the steps involved in Microsporogenesis.
With a suitable diagram explain the structure of an ovule.
Identify the function/s of integuments.
Ovule is attached to the ______ by a small stalk called funiculus.
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.
