Ncert – science – Class 7- Chapter 8 – Reproduction in Plants Welcome to your Ncert - science - Class 7- Chapter 8 – Reproduction in Plants 1. Which of the following parts of a plant take part in sexual reproduction? FlowerSeedFruitBranchChoose the correct answer from below. (i), (ii) and (iii) (ii), (iii) and (iv) (iii) and (iv) (i) and (ii) None 2. Which of the following organism reproduce by budding? Opuntia Bacteria Yeast Bread mold None 3. Pollination refers to the transfer of pollen from anther to ovule. transfer of male gametes from anther to stigma. transfer of pollen from anther to stigma. transfer of pollen from anther to ovary. None 4. What does fusion of male and female gametes give rise to? Zygote Seed Spore Embryo None 5. 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? Pollination, pollen, anther, stigma Pollination, ovule, ovary, anther Fertilisation, ovule, ovary, anther Fertilisation, pollen, anther, stigma None 6. Reproduction in Bryophyllum takes place by its Leaf Root Flower Stem None 7. ____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, style, ovules, egg and zygote Pistil, style, ovules, gamete, embryo Stamen, filament, ovules, gamete, zygote Pistil, filament, ovules, egg and zygote None 8. Which part of the flower forms the pulpy fruit after fertilisation? Ovary Sepals None of these Ovule None 9. 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. (ii) and (iii) (i) and (iii) (i) and (iv) (i) only None 10. The ‘eye’ of the potato plant is what the bud is to Bryophyllum leaf. the anther is to stamen. the root is to any plant. the bud is to a flower. None 11. Reproduction, by means of fragments, is seen in ferns spirogyra yeast fungi None 12. 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 13. Male gametes in pollen grain reach to female gamete by Ovary tube Funicular Ovule tube Pollen tube None 14. The ovaries of different flowers may contain many ovules. one to many ovules. only one ovule. only two ovules. None 15. 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 and b a, b and d a and c None 16. Match the following PlantSeedMapleWinged seedMadarSpiny seed</ 1 - b, 2 - a, 3 - d, 4 - c 1 - c, 2 - a, 3 - b, 4 - d 1 - a, 2 - d, 3 - c, 4 - b 1 - d, 2 - c, 3 - b, 4 - a None 17. 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 18. Fungi on bread piece grow from gametes spores fragments buds None 19. For which of the following plants are stem cuttings used for vegetative propagation? a. Champab. Rosec. Bryophyllumd. Potato a and d a, b and d c and d a and b None 20. Seeds of drumstick and maple are carried to long distances by wind because they possess large and hairy seeds. spiny seeds. long and ridged fruits. winged seeds. 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.
