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प्रश्न
Differentiate between perisperm and pericarp.
उत्तर
| Perisperm | Pericarp | |
| 1. | It is unused nucellus in the seed. | It is the covering of fruit that develops from the ovary wall. |
| 2. | It is a part of seed. | It is a part of fruit. |
| 3. | It is usually dry. | It is dry or fleshy. |
| 4. | It is often nonfunctional for seed. | It is protective covering and also helps in dispersal and nutrition. |
| 5. | Perisperm is present in only a few seeds. | It is found in all fruits. |
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संबंधित प्रश्न
Parthenocarpy and apomixis have been observed in some plants. Give an example of each.
Answer the following question.
Explain any two ways by which apomictic seed can develop.
Write the function of the following :
Micropyle
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Seed formation without fertilization in flowering plants involves the process of ______.
Number of meiotic divisions required to produce 200/400 seeds of pea would be ______.
Parthenocarpic tomato fruits can be produced by ______.
Endospermic seeds are found in ______.
In albuminous seeds, food is stored in ______ and in non albuminous seeds, it is stored in ______.
Parthenocarpic fruit formation would not be desirable in the cultivation of:
Seed made its appearance for the first time in ______.
Seeds are regarded as products of sexual reproduction because they ______.
Endosperm, a product of double fertilization in angiosperms is absent in the seeds of ______.
Remnants of nucellus are persistent during seed development in ______.
