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प्रश्न
How is the process of pollination different from fertilization?
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उत्तर १
Pollination is the transfer of male gametes onto the female gametes, while fertilisation is the fusion of these two gametes.
उत्तर २
Pollination is the process of transferring pollen grains from the anther of the stamen to the receptive stigma of the carpel, while fertilization involves the fusion of male and female gametes, leading to the formation of a zygote.
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संबंधित प्रश्न
The fusion of male and female gametes is termed as ______.
State the name of the functional unit concerned with sexual reproduction.
Where is the female gamete formed in flowering plants?
Fill in the following blank with suitable word :
The ovary of a flower becomes ....... after fertilisation.
Draw a neat sketch of the carpel of a flower. Mark in it stigma, style and ovary.
Name the part of a seed which contains stored food.
Describe an activity to demonstrate phototropism.
List any two differences between pollination and fertilization.
Fill in the blanks and rewrite the completed statements:
Lymph flows in _______________ direction.
Calyx : Sepals : : Corolla : ________________
Match the following
| 1. | Petal | Opuntia |
| 2. | Fern | Chrysanthemum |
| 3. | Phylloclade | Attracts insect |
| 4. | Hooks | Spore |
| 5. | Sucker | Bignonia |
Write the events involved in the sexual reproduction of a flowering plant.
a. Discuss the first event and write the types.
b. Mention the advantages and the disadvantages of that event.
Identify the female gametophyte in angiosperms.
Variations occur as a result of ______
Complete the table
| Carly x | ______ | ______ |
| ______ | petal | attract insects |
| Androecium | ______ | Male reproductive part |
| ______ | ______ | Female reproductive part. |
Which among the following statements are true for unisexual flowers?
- They possess both stamen and pistil
- They possess either stamen or pistil
- They exhibit cross pollination
- Unisexual flowers possessing only stamens cannot produce fruits
The figure below shows the concept of double fertilization. Complete the flow chart showing the progress at each step:
Name the reproductive parts of an angiosperm. Where are these parts located? Explain the structure of its male reproductive part.
Consider the following three flowers namely X, Y and Z. Which flower(s) would develop into a fruit?
| Flower X | Flower Y | Flower Z |
 |
 |
 |
The number of pollen sacs in a dithecous anther is ______.
