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