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प्रश्न
Differentiate between integument and testa.
उत्तर
| Integument | Testa | |
| 1. | It is the covering of the ovule. | It is an outer covering of seed. |
| 2. | It is thin, one or two layered. | It is quite thick and one layered. |
| 3. | Its cells are living. | Its cells are dead. |
| 4. | Sclereids are absent. | Cells are rich in sclereids. |
| 5. | It arises from the chalazal end of ovule. | It is derived from outer integument of ovule after fertilisation. |
| 6. | It is pre-fertilised structure. | It is a post-fertilised structure. |
APPEARS IN
संबंधित प्रश्न
With a neat diagram explain the 7-celled, 8-nucleate nature of the female gametophyte.
Give a scientific term for the following:
Entry of pollen tube into an ovule through integuments.
Answer the following question.
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Answer the following question.
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Ovule is ______.
Among the terms listed below, those that of are not technically correct names for a floral whorl are:
- Androecium
- Carpel
- Corolla
- Sepal
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Embryo sac is found in ______.
Nucellus embryo is ______.
What is the direction of micropyle in anatropous ovule?
Megasporangium along with its protective integuments is called ______.
Part of the gynoecium which receives the pollen is called ______.
The Gynoecium of flower having two or more carpel fuse together are called ______.
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Filiform apparatus is a characteristic feature of ______.
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