Advertisements
Advertisements
प्रश्न
List any two strategy adopted by bisexual flowers to prevent self-pollination.
Advertisements
उत्तर
- Protandry or protogyny
- Herkogamy
संबंधित प्रश्न
Sketch and label V. S. of mature anatropous ovule.
First cell of male gametophyte in angiosperm is
Arrange the layers of another wall from locus to periphery
Differentiate Secretary and invasive tapetum.
What is Cantharophily?
What is endothelium?
Identify the event in a botanical garden that is never directly influenced by light.
______ refers to the flower in which gynoecium possesses many free carpels.
Identify the function/s of integuments.
Identify the CORRECT term for the following:
The thick, highly resistant outer layer of pollen wall.
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:
During the formation of leaves and elongation of stem, some cells ‘left behind’ from the shoot apical meristem, constitute the:
Name the part of pistil that develops into fruits and seeds after fertilization.
