Q74 of 290 Page 143

A tiny animal having tentacles which reproduces by growing buds on the sides of its body is :

Hydra reproduces by budding. In hydra, a bud develops as an outgrowth due to repeated cell divisions at one specific site. This bud then grows gradually to form a small hydra by developing a mouth and tentacles. The tiny new hydra detaches itself from the parent body and become new independent individual.

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72

Multiple fission occurs in one of the following. This is :

 73

An organism having a whip-like structure at one end which reproduces by the process of binary fission is:

 75

An organism which can reproduce by two asexual reproduction methods one similar to the reproduction in yeast and the other similar to the reproduction in Planaria is :

A. Spirogyra


B. Bryophyllum


C. Hydra


D. Sea anemone

 76

Stock and scion are involved in the artificial propagation method known as :

A. tissue culture


B. layering


C. grafting


D. cuttings