Q2 of 17 Page 297

Name the agencies through which cross-pollination take place.

The transfer of pollen grains, in flowering plants, from one flower to another, is called cross-pollination. The agencies which carry out cross-pollination are wind, water and animals.


More from this chapter

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1

What is the name of the reproductive process which involves (i) two parents (ii) only one parent?

 3

Give one word for each phrase:

(i) A sexually transmitted disease caused by a virus.


(ii) The reproductive organ cut and ligated for male sterilisation.


(iii) The biological end of a full term gestation.


(iv) The type of disease to which Trichomoniasis belongs.

 4

Leaves of Bryophyllum fallen on the ground produce new plants whereas the leaves of rose do not. Why?

 5

‘Grafting is a common method of obtaining a superior plant from two different plants’. Explain.