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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
A student has to perform the experiment "To identify the different parts of an embryo of a dicot seed." Select from the following an appropriate group of seeds:
(a) Pea, gram, wheat
(b) Red kidney bean, maize, gram
(c) Maize, wheat, red kidney bean
(d) Red kidney bean, pea, gram
What is made in anther of a flower?
What is pollination? How does pollination occur?
The students of a class were asked by the teacher to study the different parts of an embryo of an angiosperm. Given below are the essential steps for the experiment :
A. Soak the seeds in plain water and keep them overnight.
B. Cut open the soaked seed and observe its different parts.
C. Take some healthy seeds in a petri-dish.
D. Drain the excess water, cover the seeds with a wet cotton cloth and leave them as it is for a day.
The correct sequence of these steps is
(a) C, A, D, B
(b) C, D, A, B
(c) A, C, D, B
(d) A, C, B, D
Explain the process of fertilisation in flowers.
List any two differences between pollination and fertilization.
Find an odd one out.
Where does the endothecium layer of anther lobes is present?
The 3-celled egg apparatus at the micropylar end comprises of ______
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?
