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प्रश्न
First cell of male gametophyte in angiosperm is
पर्याय
Microspore
megaspore
Nucleus
Primary Endosperm Nucleus
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उत्तर
Microspore
संबंधित प्रश्न
Sketch and label the V. S. of a mature anatropous ovule.
What is Cantharophily?
List any two strategy adopted by bisexual flowers to prevent self-pollination.
What is endothelium?
List out the functions of the tapetum.
Distinguish tenuinucellate and crassinucellate ovules.
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 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.
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.
