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प्रश्न
A student is observing a permanent slide showing sequentially the different stages of asexual reproduction taking place in yeast. Name this process and draw diagrams, of what he observes, in a proper sequence.
उत्तर
Yeast reproduces asexually by the process of budding. Different stages of budding as observed by the student are depicted below:
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संबंधित प्रश्न
One of the following organisms does not reproduce by fission. This is :
(a) Amoeba
(b) Leishmania
(c) Planaria
(d) Plasmodium
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
An organism having a whip-like structure at one end which reproduces by the process of binary fission is :
(a) Hydra
(b) Paramecium
(c) Leishmania
(d) Plasmodium
A small part of the shoot of a plant is removed with a sharp knife. When the lower end of this small part of the shoot is buried in moist soil, it gradually develops roots and shoots and grows to become a new plant.
(a) What is the name of this method of propagating plants?
(b) What care should be taken while removing a small part of the shoot from the parent plant with a knife?
(c) Name any two plants which provide us with food directly or indirectly and are grown by this method.
(d) Give one advantage of this method of producing new plants.
(e) State whether it is a sexual method of reproduction or an asexual method. Why?
(f) What special name can be given to the genetically identical new plants produced by this technique?
Grafting is not possible in the monocots because they
Name the hormone produced by unfertilised ovary responsible for enlargement of ovary into fruit.
Explain the development of male gametophyte in angiosperms (diagram is not expected).
Name the three types of asexual reproduction in unicellular organisms.
The asexual reproduction in bacteria occurs by ______.
Which of the following options shows two plants in which new plantlets arise from the same organ?
