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Ans. The Steps in, , VOlved jn th, (i) After Pollinati, , ion,, , Proces, Pollen grains Sta, (ii) The tube €xtends throy h, (ili) The poll here, ' Pollen tube Carries the Male, (iv) Male gametes fuse with the, Called fertilisation a, (Vv) Later Zygote develops in, , (vi) Thus, seed Carries an emb, , S of fertilisation are, t Growing into a pi, © and reaches to t, gametes calieg Pollen grains,, , (female gamete) present inside ovule and forms a Zy90le, This pr, , ollen tube on the stigma passing TROUGH pig,, he ovules, ;, , 5, , '0 an embryo and ovules develop into a seed., , Coat YO with stored food and is covered by a hard protective covering Calle, , 8. Describe the vario, , Ans. Refer to 'ext on page 182, , 9. Match the following columns, , Column |, , US Ways by which Seeds are dispersed., , Column Il, (a) Bud (i) Maple, (b) Eyes (ii) Spirogyra, (c) Fragmentation (iii) Yeast, (d) Wings (iv) Bread mould, (e) Spores : (v) Potato, xt ; (vi) Rose, , , , Ans. (a)-(iii), (b)-(v), (c)-(ii), (d)-(i), (e)-(iv), 10. Tick (v) the correct answer., (i) The reproductive part of a plant is the, , (a) leaf, (c) root, , (b) stem, , (d) flower, , (ii) The process of fusion of the male and the female gametes is called, , (a) fertilisation, (c) reproduction, (iii) Mature ovary forms the, , (b) pollination, (d) seed formation, , , , (a) seed (b) stamen, (c) pistil (d) fruit, (iv) A spore producing plant is, (a) rose (b) bread mould, (c) potato (d) ginger, (v) Bryophyllum can reproduce by its ‘, (a) stem (b) leaves, (c) roots (d) flower, , Ans., (i) (d) The reproductive part of a plant is the flower. ., (ii) (a) The process of fusion of the male and the female gametes is called fertilisation., (iii) (d) Mature ovary forms the fruit., (iv) (b) A spore producing plant is bread mould., (v) (b) Bryophyllum can reproduce by its leaves., , NCERT Folder