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प्रश्न
Write a short note on regeneration.
उत्तर
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संबंधित प्रश्न
Explain the term “Regeneration” as used in relation to reproduction of organisms
Name the type of asexual reproduction in which two individuals are formed from a single parent and the parental identity is lost. Draw the initial and the final stages of this type of reproduction. State the event with which this reproduction starts.
Name the following : Thread like non-reproductive structures present in Rhizopus.
Name the method by which Spirogyra reproduces under favourable conditions. Is this method sexual or asexual?
State whether the following statement is true or false :
Spores produced by the bread mould plant are actually its seeds.
Name two plants which can be grown from their broken stems.
Name the asexual method of reproduction in Hydra
Name any two plants which are propagated by cuttings method.
Why do green grass plants spring up in dry fields on their own after the rains?
What is a 'cutting' in respect of plants for propagation purposes?
Briefly explain why a gardener prefers to grow certain plants vegetatively?
Multiple choice question. Tick (✓) the correct choice:
Budding is commonly seen in
- yeast
- grasses
- Amoeba
- Spirogyra
Mention the common method of reproduction in Mucor.
Explain the process of budding in Hydra.
What is meant by asexual reproduction?
Name a multicellular organism which reproduces by fragmentation method.
In hydra the type of reproduction is ___________.
List in tabular form two differences between binary fission and multiple fission.
Write four lines on the following: Grafting
Name the parts of the plants used to grow following flower: China rose
What do you understand by hybridisation?
How is vegetative propagation economically important?
A method in which roots are induced on the stem while it is still attached to the parent plant is called
Name the hormone produced by unfertilised ovary responsible for enlargement of ovary into fruit.
Which of the following is not a type of asexual reproduction in multicellular organisms?
Distinguish between sexual and asexual reproduction.
Asexual reproduction in yeast is ______.
Budding, in hydra, is a form of ______.
During favourable conditions, Amoeba reproduces by ______
A feature of reproduction that is common to Amoeba, Yeast, and Spirogyra is that ______
The ability of a cell to divide into several cells during reproduction in Plasmodium is called ______
Spirogyra reproduces by ______.
In Figure, the parts A, B and C are sequentially
In the diagram of a bisexual flower given in Figure 12.5, draw the missing part and label the parts marked (a), (b) and (c). Also, label the missing part that you draw
Plants like (vlmus), Dandelion (Taraxacum) and members of Rose family vegetative reproduce by ______.
Explain with the help of a labelled diagram, the process of reproduction in Hydra by budding. Name the cells used for reproduction in this process.
Suppose there is one member of a particular kind of organism in a culture dish, which doubles itself in one hour through asexual reproduction. Work out the number of members of that kind of organism which will be present in the culture dish after ten hours. Such a colony of individuals arising from one parent is called a “clone”.
