Q. 84.9( 7 Votes )
In Spirogyra, asexual reproduction takes place by
A. Breaking up of filaments into smaller bits
B. Division of a cell into two cells
C. Division of a cell into many cells
D. Formation of young cells from older cells
In spirogyra algae, the plant body breaks up into smaller fragments. Each fragment grows into a new individual.
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What is the difference between fragmentation and regeneration?Evergreen Science
"Name two simple organisms having the ability of regeneration.Science - Board Papers
A filamentous alga X is found in ponds, lakes and slow-moving streams. The filament of this alga simply breaks into two (or more) pieces on maturing and each piece then grows. to become a complete new alga.
(a) Name an alga which X is likely to be.
(b) What is the colour of X?
(c) What is the method of forming new algae by the breaking of parent alga known as ?
(d) An Amoeba also breaks up to form two. daughter Amoebae. What is the difference in the splitting Amoeba and splitting of this alga as a method of reproduction ?
(e) Name one marine animal which reproduces in the same way as alga X.Lakhmir Singh & Manjit Kaur- Biology
An alga which reproduces by the asexual reproduction method called fragmentation is:Lakhmir Singh & Manjit Kaur- Biology
The organisms which can reproduce by fragmentation are :Lakhmir Singh & Manjit Kaur- Biology
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.Science - Board Papers
(a) Explain the process of regeneration in Planaria.
(b) How is regeneration different from reproduction?Science - Board Papers
In Spirogyra, asexual reproduction takes place by :Lakhmir Singh & Manjit Kaur- Biology
In Spirogyra, asexual reproduction takes place byNCERT - Science Exemplar