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प्रश्न
Which of the following is a mode of asexual reproduction?
विकल्प
Fission
Budding
spore formation
All of the above
उत्तर
All of the above
APPEARS IN
संबंधित प्रश्न
…………. is a mode of asexual reproduction.
(a) Cloning
(b) Budding
(c) Pollination
(d) Germination
Name the following : Thread like non-reproductive structures present in Rhizopus.
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.
State two disadvantages of vegetative propagation?
A student in viewing under a microscope a permanent slide showing various stages of asexual reproduction by budding in yeast. Draw diagrams of what he observes (in proper sequence)
Most of the plants reproduce by sexual method. Name two plants which can reproduce asexually.
Name the asexual method of reproduction in Plasmodium.
Name the artificial propagation mehod used for the propagation of apple trees.
Explain vegetative propagation with the help of two examples. List two advantages of vegetative propagation.
What is name of the organ of propagation present in a tuber?
Name one commonly used vegetable which is propagated by using tubers.
What care should be taken while making a cutting from a plant?
Describe the cuttings method for the artificial propagation of plants. Illustrate your answer with the help of labelled diagrams.
The unicellular organism which reproduces by budding is :
(a) Spirogyra
(b) Hydra
(c) Planaria
(d) Yeast
A simple multicellular animal having tentacles which lives in freshwater usually reproduces by the asexual process of :
(a) binary fission
(b) spore formation
(c) budding
(d) fragmentation
In Spirogyra, asexual reproduction takes place by :
(a) division of a cell into two cells
(b) breaking up of filaments into smaller bits
(c) division of a cell into many cells
(d) formation of a large number of buds
The organisms which can reproduce by fragmentation are :
(a) Corals and Sponges
(b) Corals and Spirogyra
(c) sea anemone and Spirogyra
(d) Sponges and Sea anemones
Multiple choice question. Tick (✓) the correct choice:
Budding is commonly seen in
- yeast
- grasses
- Amoeba
- Spirogyra
Fill in the blank:
Budding produces cells of __________ size.
State whether the following statement is true (T) or false (F):
Bacteria and yeast reproduce by sexual reproduction.
State whether the following statement is true (T) or false (F):
A potato tuber is really an underground stem.
Define the following:
Budding
Mention the common method of reproduction in Spirogyra.
Mention the common method of reproduction in Rose.
Explain the process of budding in Hydra.
What happens when a mature spirogyra filament attains considerable length?
Name the following :
Explain the structure and the function of the structures released from the ‘blobs’ in Rhizopus.
After observing the prepared slides of binary fission in Amoeba and budding in yeast following observations were reported:
(a) Single cells of Amoeba and yeast were undergoing binary fission and budding respectively.
(B) Cytokinesis was observed in the yeast cell.
(C) Elongated nucleus was dividing to form two daughter nuclei in Amoeba.
(D) A chain of buds were observed due to reproduction in Amoeba.
The correct observation(s) is/are:
(A) a and c
(B) b only
(C) c and d
(D) d, a and c
Why is vegetative propagation practiced for growing some types of plant? List two plants which are grown by this method.
Describe regeneration in Planaria with the help of a suitable diagram.
Name four plants which can be propagated by root-cutting
What do you understand by hybridisation?
The asexual reproduction in bacteria occurs by ______.
A feature of reproduction that is common to Amoeba, Yeast, and Spirogyra is that ______
Characters that are transmitted from parents to offspring during reproduction show
In an asexually reproducing species, if a trait X exists in 5% of a population and trait Y exists in 70% of the same population, which of the two trait is likely to have arisen earlier? Give reason.
Name the asexual reproductive structure of Chlamydomonas.
What is Regeneration?
