Ncert – science – Class 7- Chapter 8 – Reproduction in Plants Welcome to your Ncert - science - Class 7- Chapter 8 – Reproduction in Plants 1. Choose the pair of words which bears the same relationship between them as in the given pair of words: Eye : Potato : : __________ Leaf : Plant Bud : Bryophyllum Stigma : Pistil Bud : Flower None 2. For which of the following plants are stem cuttings used for vegetative propagation? a. Champab. Rosec. Bryophyllumd. Potato c and d a and b a and d a, b and d None 3. Reproduction in Bryophyllum takes place by its Flower Leaf Stem Root None 4. What does fusion of male and female gametes give rise to? Zygote Embryo Spore Seed None 5. Male gametes in pollen grain reach to female gamete by Pollen tube Funicular Ovule tube Ovary tube None 6. Which of the following parts of a plant take part in sexual reproduction? FlowerSeedFruitBranchChoose the correct answer from below. (ii), (iii) and (iv) (i), (ii) and (iii) (iii) and (iv) (i) and (ii) None 7. Which of the following is true about unisexual flowers? a. They contain either pistil or stamen.b. They are always cross pollinated.c. They are means of asexual reproduction.d. Petunia is an example of unisexual flower. c and d a, b and d a and b a and c None 8. Seeds of drumstick and maple are carried to long distances by wind because they possess large and hairy seeds. winged seeds. spiny seeds. long and ridged fruits. None 9. ____a____ consists of stigma, ____b____ and ovary. The ovary contains one or more ____c____. The ____d____ is formed in an ovule which fuses with the male gamete to form a _____e_____. Which of the following options best replaces a, b, c, d and e, respectively? Pistil, filament, ovules, egg and zygote Pistil, style, ovules, gamete, embryo Pistil, style, ovules, egg and zygote Stamen, filament, ovules, gamete, zygote None 10. Pollination refers to the transfer of pollen from anther to stigma. transfer of pollen from anther to ovule. transfer of male gametes from anther to stigma. transfer of pollen from anther to ovary. None 11. The ‘eye’ of the potato plant is what the bud is to Bryophyllum leaf. the bud is to a flower. the root is to any plant. the anther is to stamen. None 12. Which of the following statements is/are true for sexual reproduction in plants? Plants are obtained from seeds.Two plants are always essential.Fertilisation can occur only after pollination.Only insects are agents of pollination.Choose from the options given below. (i) only (ii) and (iii) (i) and (iv) (i) and (iii) None 13. The ovaries of different flowers may contain only one ovule. one to many ovules. many ovules. only two ovules. None 14. Which of the following organism reproduce by budding? Yeast Opuntia Bacteria Bread mold None 15. Which part of the flower forms the pulpy fruit after fertilisation? Sepals None of these Ovule Ovary None 16. Reproduction, by means of fragments, is seen in fungi yeast ferns spirogyra None 17. Match the following PlantSeedMapleWinged seedMadarSpiny seed</ 1 - a, 2 - d, 3 - c, 4 - b 1 - d, 2 - c, 3 - b, 4 - a 1 - b, 2 - a, 3 - d, 4 - c 1 - c, 2 - a, 3 - b, 4 - d None 18. Fungi on bread piece grow from gametes spores buds fragments None 19. A is transfer of B from the C to the D of a flower. Which of the following options best replaces A, B, C and D, respectively? Fertilisation, ovule, ovary, anther Fertilisation, pollen, anther, stigma Pollination, pollen, anther, stigma Pollination, ovule, ovary, anther None 20. Lila observed that a pond with clear water was covered up with green algae within a week. By which method of reproduction did the algae spread so rapidly? Budding Pollination Fragmentation Sexual reproduction None Time's up Please Share This Share this content Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Leave a Reply Cancel replyCommentEnter your name or username to commentEnter your email address to commentEnter your website URL (optional) Save my name, email, and website in this browser for the next time I comment.
