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प्रश्न
Name the reproductive parts of an angiosperm. Where are these parts located? Explain the structure of its male reproductive part.
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उत्तर
The stamen and pistil are the reproductive parts of an angiosperm. They are located in the flower.
Stamen is the male reproductive part of a flower. A stamen consists of anther and filament.
Structure of Stamen
- Anther: Anther is a sac-like structure that produces pollen grains.
- Filament: Filament is a thin stalk-like structure that supports anther.
संबंधित प्रश्न
How does fertilisation occur in flowers? Name the parts of the flower that develop into (i) seed, and (ii) fruit after fertilisation.
Write the names of those parts of a flower which serve the same function as the following do in the animals :
(i) testis,
(ii) sperm,
(iii) ovary,
(iv) egg
Draw a neat sketch of the stamen of a flower. Mark in it filament and anther.
What changes take place in the flower after fertilisation which lead to the formation of seeds and fruit?
Draw a neat diagram of a flower showing its various parts. In this diagram mark stem, receptacle, sepals, petals, stamen and carpel.
Put a tick mark (✓) against the correct alternative in the following statement
Reproductive whorls of a flower are:
Draw a neat and labelled diagram.
Double fertilization in angiosperms
Is the chromosome number of zygote, embryonal cells and adult of a particular organism always constant? How is the constancy maintained in these three stages?
Double fertilization is essential for formation of ______.
The pollen tube usually enters the embryo sac ______.
