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प्रश्न
Find an odd one out.
विकल्प
Budding
Regeneration
Binary fission
Fragmentation
उत्तर
Binary fission
APPEARS IN
संबंधित प्रश्न
Label the parts (1) and (2) in budding of yeast cell.
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.
Name the method by which Spirogyra reproduces under favourable conditions. Is this method sexual or asexual?
What is the name of asexual reproduction method in Leishmania?
Name the artificial propagation method used for the propagation of rose plants
Which artificial propagation method is used for the production of jasmine plants?
Fill in the following blank with suitable word :
Rose plants and sugar cane crop are usually grown by the ........... method.
Fill in the following blank with suitable word :
Strawberry plants are propagated by the natural............... method.
Name two plants which are usually propagated by artificial propagation methods. Name the method of artificial propagation used in each case.
Describe the layering method for the artificial propagation of plants. Illustrate your answer with the help of a labelled diagram. Name any five plants which are propagated by the layering method.
A multicellular organism which reproduces by budding is :
(a) Amoeba
(b) Yeast
(c) Leishmania
(d) Hydra
One of the following reproduces by forming spores. This in :
(a) Fern
(b) Planaria
(c) Spirogyra
(d) Potato
A feature of reproduction that is common to Amoeba, Yeast and Bacterium is that :
(a) they are all multicellular
(b) they are all unicellular
(c) they reproduce only sexually
(d) they reproduce asexually
An alga which reproduces by the asexual reproduction method called fragmentation is :
(a) Rhizopus
(b) Salmonella
(c) Plasmodium
(d) Spirogyra
Two very small organisms X and Y both reproduce by the method of budding. Organism X is industrially very important because it is used in making alcohol from sugar. It is also used in making bread. Organism Y Lives in freshwater. If organism Y gets cut into a number of parts accidently, each cut part can grow to form complete organism.
(a) What are organisms X and Y?
(b) What is the name of the process in which X converts sugar into alcohol?
(c) To which class of organisms does X belong?
(d) Name an important body feature of organism Y.
(e) Which organism is multicellular and which one is unicellular?
Describe the various methods of vegetative reproduction.
Explain the process of budding in Hydra.
What happens when a mature spirogyra filament attains considerable length?
A student after viewing a prepared slide illustrates the budding in yeast in the following order which is not correct:
(A) b, c, d, e, a
(B) b, e, d, c, a
(C) b, d, e, c, a
(D) b, d, c, e, a
Why is vegetative propagation practiced for growing some types of plant? List two plants which are grown by this method.
Name a multicellular organism which reproduces by fragmentation method.
Complete the following chart:
| Asexual reproduction | Sexual reproduction | ||
| 1. | Reproduction that occurs with the help of somatic cells is called as asexual reproduction. | 1. | ____________ |
| 2. | ____________ | 2. | Male and female parent are necessary for sexual reproduction. |
| 3. | This reproduction occurs with the help of mitosis only. | 3. | ____________ |
| 4 | ____________ | 4. | New individual formed by this method is genetically different from parents. |
| 5 | Asexual reproduction occurs in different individuals by various methods like binary fission, multiple fission, budding, fragmentation, regeneration, vegetative propagation, spore production, etc. | 5. | ____________ |
Pranav and Preeti are twins in your class. They belong to ___________ twins type.
Gemmule formation takes place in ________.
What is meant by vegetative propagation? Name the vegetative parts through which Potato and Bryophyllum reproduce.
Draw a labelled diagram in proper sequence to show budding in hydra.
Give the name of the plant that reproduces vegetatively by: Stem-cutting
Give the name of the plant that reproduces vegetatively by: Leaves
What do you understand by hybridisation?
Grafting is not possible in the monocots because they
A piece of wet bread or bhakri kept in a humid place for 2-3 days, then
- What will you observe?
- State the scientific name of the living organism and write its characteristics.
Observe the given picture and answer the questions given below.
- State the type of reproduction.
- Identify the part of reproduction.
Sweet potato - _____________
Bryophyllum - _____________
Potato - _____________
Seeds are the product of asexual reproduction.
The asexual reproduction in bacteria occurs by ______.
The ability of an organism to develop a whole body from a broken piece or fragment is called ______
Rajesh observed a patch of greenish black powdery mass on a stale piece of bread.
Name its vegetative and reproductive parts.
Methods of asexual reproduction in lower organisms include ______
