Q32 of 290 Page 141

How can you grow money plant by vegetative propagation ?

Money plant can be grown by vegetative propagation by using a piece of its stem which contains at least one leaf on it. It is dipped into the water and after a few days new roots appear at the point where the leaf was attached. This piece of stem grows gradually into a new money plant.


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31

Why do green grass plants spring up in dry fields on their own after the rains ?

 32

Explain how, new Bryophyllum plants can be produced from the leaves of the old plant ? Illustrate your answer with the help of a labelled diagram.

 33

Match the organisms given in column I with the methods of reproduction/propagation given in column II:























































Column I



Column II



(i) Plasmodium



(a) Spore formation



(ii) Spirogyra



(b) Leaves



(iii) Jasmine



(c) Regeneration



(iv) Apple tree



(d) Budding



(v) Bryophyllum



(e) Binary fission



(vi) Potatoes



(j) Layering



(vii) Rhizopus



(g) Fragmentation



(viii) Hydra



(h) Tubers



(ix) Planaria



(i) Cuttings



(x) Leishmania



(j) Multiple fission



(xi) Sugar cane



(k) Grafting



(xii) Rose



 34

What is meant by reproduction?