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प्रश्न
When you keep food items like bread and fruits outside for a long time, especially during the rainy season, you will observe a cottony growth on them.
How does the growth take place?
उत्तर
The growth of the fungus takes place by the germination of fungal spores.
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संबंधित प्रश्न
Explain how non-reproductive structures protect themselves and what is the function of the structures released from the 'blobs' in Rhizopus.
Can you consider cell division as a type of reproduction in unicellular organisms? Give reason.
The ability of a cell to divide into several cells during reproduction in Plasmodium is called :
(a) budding
(b) fragmentation
(c) binary fission
(d) multiple fission
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 of 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.
Following diagrams were drawn by different student on having seen prepared slides of budding in yeast.
Correct diagrams are
(A) I, II, III
(B) II, III, IV
(C) III, IV, V
(D) I, IV, V
What is regeneration in organism?
Name the strain of yeast used in the industrial production of wine.
Why is chemical communication better than electrical impulses as a means of communication between cells in a multi-cellular organism?
List two observations on the basis of which it may be concluded that the given slide shows binary fission in Amoeba.
The form of vegetative reproduction of plants where seeds are formed without fusion of gametes is called
