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प्रश्न
Observe the given picture and answer the questions given below.
- State the type of reproduction.
- Identify the part of reproduction.
Sweet potato - _____________
Bryophyllum - _____________
Potato - _____________
उत्तर
- The type of reproduction shown in the diagram is vegetative propagation.
- Sweet potato - Vegetative propagation in sweet potato occurs by roots (adventitious buds on roots).
Bryophyllum - Vegetative propagation in Bryophyllum occurs by buds on the leaf margin.
Potato - Vegetative propagation in potatoes is occurs with the help of eyes (bud on potato) present on tuber.
APPEARS IN
संबंधित प्रश्न
For binary fission, Amoeba required .................... parent cells.
(a) Three
(b) Two
(c) One
(d) Zero
On cutting the body of an organism into many pieces it was observed that many of these pieces developed as new individuals. Name the process and list two organisms in which this process may be observed. Draw a schematic diagram to illustrate the changes that are likely to be observed during the development of new individuals in any one of the organisms named.
How will an organism be benefited if it reproduces through spores?
What happens when Bryophyllum leaf falls on the wet soil?
Draw in sequence (showing the four stages), the process of binary fission in Amoeba.
Name the artificial propagation method used for the propagation of rose plants
Fill in the following blanks with suitable words :
Plasmodium reproduces by the process of ............ fission whereas Paramecium reproduces by the process of ......... fission.
Fill in the following blank with suitable word :
Vegetative reproduction of potato plants is done by using ............
How does binary fission differ from multiple fission?
Name one organism which reproduces by binary fission and another which reproduces by multiple fission.
State whether the above named organisms are animals or plants.
Explain how new Bryophyllum plants can be produced from the leaves of the old plant. Illustrate your answer with the help of a labelled diagram.
what is the name of the process by which Amoeba reproduces?
Describe the process of reproduction in Hydra with the help of labelled diagrams. What is the name of this process of reproduction?
Name a tiny fresh-water animal which reproduces by the same method as that of yeast? What is this method known as?
Spore formation is the most common asexual method of reproduction in :
(a) protozoa
(b) tubers
(c) fungi
(d) algae
Write a short note on Grafting.
State whether the following statement is true (T) or false (F):
A potato tuber is really an underground stem.
Mention the common method of reproduction in Yeast.
Mention the common method of reproduction in Gladiolus.
What is meant by asexual reproduction?
Name a multicellular organism which reproduces by fragmentation method.
Describe regeneration in Planaria with the help of a suitable diagram.
Choose the correct alternative and rewrite the following:
Fermentation is a type of ____________________.
Which of the following is a mode of asexual reproduction?
Draw a labelled diagram in proper sequence to show budding in hydra.
Write four lines on the following: Grafting
What are the objectives of plant hybridisation?
How is plant hybridisation as a technique beneficial?
Write a note on different types of endosperms in angiosperms.
Which of the following is not a type of asexual reproduction in multicellular organisms?
Distinguish between sexual and asexual reproduction.
Asexual reproduction takes place through budding in ______.
Yeast reproduces asexually by means of multiple fission.
Which of the following methods of asexual reproduction are observed in lower organisms?
In Spirogyra, asexual reproduction takes place by ______
______ do not produce spores.
In Rhizopus, tubular thread-like structures bearing sporangia at their tips are called
When you keep food items like bread and fruits outside for a long time, especially during the rainy season, you will observe a cottony growth on them.
How does the growth take place?
Match the columns:
| Column A (Asexual) | Column B (Examples) | ||
| (a) | Spore formation | (1) | Spirogyra |
| (b) | Conidia formation | (2) | Yeast |
| (c) | Fragmentation | (3) | Chlamydomonas |
| (d) | Budding | (4) | Penicillium |
