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प्रश्न
Differentiate between the following:
Seed coat and Embryo
उत्तर
Seed coat
- It is the protective covering of the seed.
- It develops from the protective layer around the ovules.
- The seed coat determines the shape of the seed.
- Water diffuses through the seed coat into the embryo causing swelling of seed and rupturing of seed coat during germination.
Embryo
- It is the young plant enclosed within the seed coat which germinates to form a new plant.
- It is a product of fertilisation inside the ovary
- Embryo just fills in the shape determined by a seed coat.
- It consists of a radicle, plumule, and cotyledons which give rise to the root and shoot system of the plant.
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संबंधित प्रश्न
Give two difference in the following pairs:
Bean seed and maize grain
Put a tick mark (✓) against the correct alternative in the following statement
If the cotyledons remain under the soil, then such seeds type of germination is called
Given below is a longitudinal section of a bean seed. Label the parts marked 1 to 5 and write their functions.
State one function of the following
cotyledons
State one function of the following
micropyle
Fill in the blanks:
A mature seed consists of ______ and ____ coat.
Mention the functions of the following:
Radicle
Describe the process of germination in bean and maize seeds.
Name the following:
The protective sheath covering the radical in the maize grain.
The question has four options. Choose the correct answer:
The caruncle is present in
