3.6.1 Reproduction of the Flowering Plant – Pollination & Fertilisation Follow-Me – iQuiz

Q. What happens to the two polar nuclei? Anther; Stamen Carpel; Ovary Fertilisation FALSE Endosperm; Cotyledon; Nucellus Insects Increases variation; Reduces chance of genetic problems Fusion of gametes; Formation of zygote Fuse with male gamete nucleus to form triploid endosperm nucleus Occurs on same plant or flower; Occurs between plants of same species Protection; Photosynthesis Seed; Zygote; Embryo; Food reserve Starch Stigma of the carpel No colours; No scent; No nectar; Small or no petals; Long stamens; Long feathery stigmas Wind; Insect; Artificial Transfer of pollen from anther to stigma Stigma; Style; Ovary; Micropyle TRUE Becomes the fruit Pollen Becomes the seed Radicle Embryo sac; Ovule; Ovary

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Q. What happens to the ovule after fertilisation? Anther; Stamen Carpel; Ovary Fertilisation FALSE Endosperm; Cotyledon; Nucellus Insects Increases variation; Reduces chance of genetic problems Fusion of gametes; Formation of zygote Fuse with male gamete nucleus to form triploid endosperm nucleus Occurs on same plant or flower; Occurs between plants of same species Protection; Photosynthesis Seed; Zygote; Embryo; Food reserve Starch Stigma of the carpel No colours; No scent; No nectar; Small or no petals; Long stamens; Long feathery stigmas Wind; Insect; Artificial Transfer of pollen from anther to stigma Stigma; Style; Ovary; Micropyle TRUE Becomes the fruit Pollen Becomes the seed Radicle Embryo sac; Ovule; Ovary

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Q. True or False. Endosperm is a food reserve in some seeds. Anther; Stamen Carpel; Ovary Fertilisation FALSE Endosperm; Cotyledon; Nucellus Insects Increases variation; Reduces chance of genetic problems Fusion of gametes; Formation of zygote Fuse with male gamete nucleus to form triploid endosperm nucleus Occurs on same plant or flower; Occurs between plants of same species Protection; Photosynthesis Seed; Zygote; Embryo; Food reserve Starch Stigma of the carpel No colours; No scent; No nectar; Small or no petals; Long stamens; Long feathery stigmas Wind; Insect; Artificial Transfer of pollen from anther to stigma Stigma; Style; Ovary; Micropyle TRUE Becomes the fruit Pollen Becomes the seed Radicle Embryo sac; Ovule; Ovary

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Q. What is pollination? Anther; Stamen Carpel; Ovary Fertilisation FALSE Endosperm; Cotyledon; Nucellus Insects Increases variation; Reduces chance of genetic problems Fusion of gametes; Formation of zygote Fuse with male gamete nucleus to form triploid endosperm nucleus Occurs on same plant or flower; Occurs between plants of same species Protection; Photosynthesis Seed; Zygote; Embryo; Food reserve Starch Stigma of the carpel No colours; No scent; No nectar; Small or no petals; Long stamens; Long feathery stigmas Wind; Insect; Artificial Transfer of pollen from anther to stigma Stigma; Style; Ovary; Micropyle TRUE Becomes the fruit Pollen Becomes the seed Radicle Embryo sac; Ovule; Ovary

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Q. From which structure in the seed did the root develop? Anther; Stamen Carpel; Ovary Fertilisation FALSE Endosperm; Cotyledon; Nucellus Insects Increases variation; Reduces chance of genetic problems Fusion of gametes; Formation of zygote Fuse with male gamete nucleus to form triploid endosperm nucleus Occurs on same plant or flower; Occurs between plants of same species Protection; Photosynthesis Seed; Zygote; Embryo; Food reserve Starch Stigma of the carpel No colours; No scent; No nectar; Small or no petals; Long stamens; Long feathery stigmas Wind; Insect; Artificial Transfer of pollen from anther to stigma Stigma; Style; Ovary; Micropyle TRUE Becomes the fruit Pollen Becomes the seed Radicle Embryo sac; Ovule; Ovary

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Q. How are wind-pollinated flowers adapted? Anther; Stamen Carpel; Ovary Fertilisation FALSE Endosperm; Cotyledon; Nucellus Insects Increases variation; Reduces chance of genetic problems Fusion of gametes; Formation of zygote Fuse with male gamete nucleus to form triploid endosperm nucleus Occurs on same plant or flower; Occurs between plants of same species Protection; Photosynthesis Seed; Zygote; Embryo; Food reserve Starch Stigma of the carpel No colours; No scent; No nectar; Small or no petals; Long stamens; Long feathery stigmas Wind; Insect; Artificial Transfer of pollen from anther to stigma Stigma; Style; Ovary; Micropyle TRUE Becomes the fruit Pollen Becomes the seed Radicle Embryo sac; Ovule; Ovary

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Q. Name a structure through which the pollen tube grows in order to reach the embryo sac. Anther; Stamen Carpel; Ovary Fertilisation FALSE Endosperm; Cotyledon; Nucellus Insects Increases variation; Reduces chance of genetic problems Fusion of gametes; Formation of zygote Fuse with male gamete nucleus to form triploid endosperm nucleus Occurs on same plant or flower; Occurs between plants of same species Protection; Photosynthesis Seed; Zygote; Embryo; Food reserve Starch Stigma of the carpel No colours; No scent; No nectar; Small or no petals; Long stamens; Long feathery stigmas Wind; Insect; Artificial Transfer of pollen from anther to stigma Stigma; Style; Ovary; Micropyle TRUE Becomes the fruit Pollen Becomes the seed Radicle Embryo sac; Ovule; Ovary

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Q. In which part of a flower does a seed form? Anther; Stamen Carpel; Ovary Fertilisation FALSE Endosperm; Cotyledon; Nucellus Insects Increases variation; Reduces chance of genetic problems Fusion of gametes; Formation of zygote Fuse with male gamete nucleus to form triploid endosperm nucleus Occurs on same plant or flower; Occurs between plants of same species Protection; Photosynthesis Seed; Zygote; Embryo; Food reserve Starch Stigma of the carpel No colours; No scent; No nectar; Small or no petals; Long stamens; Long feathery stigmas Wind; Insect; Artificial Transfer of pollen from anther to stigma Stigma; Style; Ovary; Micropyle TRUE Becomes the fruit Pollen Becomes the seed Radicle Embryo sac; Ovule; Ovary

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Q. Some flowers have nectaries. How are these flowers pollinated? Anther; Stamen Carpel; Ovary Fertilisation FALSE Endosperm; Cotyledon; Nucellus Insects Increases variation; Reduces chance of genetic problems Fusion of gametes; Formation of zygote Fuse with male gamete nucleus to form triploid endosperm nucleus Occurs on same plant or flower; Occurs between plants of same species Protection; Photosynthesis Seed; Zygote; Embryo; Food reserve Starch Stigma of the carpel No colours; No scent; No nectar; Small or no petals; Long stamens; Long feathery stigmas Wind; Insect; Artificial Transfer of pollen from anther to stigma Stigma; Style; Ovary; Micropyle TRUE Becomes the fruit Pollen Becomes the seed Radicle Embryo sac; Ovule; Ovary

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Q. What is the difference between self-pollination and cross- pollination? Anther; Stamen Carpel; Ovary Fertilisation FALSE Endosperm; Cotyledon; Nucellus Insects Increases variation; Reduces chance of genetic problems Fusion of gametes; Formation of zygote Fuse with male gamete nucleus to form triploid endosperm nucleus Occurs on same plant or flower; Occurs between plants of same species Protection; Photosynthesis Seed; Zygote; Embryo; Food reserve Starch Stigma of the carpel No colours; No scent; No nectar; Small or no petals; Long stamens; Long feathery stigmas Wind; Insect; Artificial Transfer of pollen from anther to stigma Stigma; Style; Ovary; Micropyle TRUE Becomes the fruit Pollen Becomes the seed Radicle Embryo sac; Ovule; Ovary

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Q. Name two ways in which cross-pollination happens. Anther; Stamen Carpel; Ovary Fertilisation FALSE Endosperm; Cotyledon; Nucellus Insects Increases variation; Reduces chance of genetic problems Fusion of gametes; Formation of zygote Fuse with male gamete nucleus to form triploid endosperm nucleus Occurs on same plant or flower; Occurs between plants of same species Protection; Photosynthesis Seed; Zygote; Embryo; Food reserve Starch Stigma of the carpel No colours; No scent; No nectar; Small or no petals; Long stamens; Long feathery stigmas Wind; Insect; Artificial Transfer of pollen from anther to stigma Stigma; Style; Ovary; Micropyle TRUE Becomes the fruit Pollen Becomes the seed Radicle Embryo sac; Ovule; Ovary

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Q. Suggest why cross-pollination is preferable to self-pollination. Anther; Stamen Carpel; Ovary Fertilisation FALSE Endosperm; Cotyledon; Nucellus Insects Increases variation; Reduces chance of genetic problems Fusion of gametes; Formation of zygote Fuse with male gamete nucleus to form triploid endosperm nucleus Occurs on same plant or flower; Occurs between plants of same species Protection; Photosynthesis Seed; Zygote; Embryo; Food reserve Starch Stigma of the carpel No colours; No scent; No nectar; Small or no petals; Long stamens; Long feathery stigmas Wind; Insect; Artificial Transfer of pollen from anther to stigma Stigma; Style; Ovary; Micropyle TRUE Becomes the fruit Pollen Becomes the seed Radicle Embryo sac; Ovule; Ovary

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Q. To which part of a flower is pollen carried? Anther; Stamen Carpel; Ovary Fertilisation FALSE Endosperm; Cotyledon; Nucellus Insects Increases variation; Reduces chance of genetic problems Fusion of gametes; Formation of zygote Fuse with male gamete nucleus to form triploid endosperm nucleus Occurs on same plant or flower; Occurs between plants of same species Protection; Photosynthesis Seed; Zygote; Embryo; Food reserve Starch Stigma of the carpel No colours; No scent; No nectar; Small or no petals; Long stamens; Long feathery stigmas Wind; Insect; Artificial Transfer of pollen from anther to stigma Stigma; Style; Ovary; Micropyle TRUE Becomes the fruit Pollen Becomes the seed Radicle Embryo sac; Ovule; Ovary

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Q. What happens to the ovary after fertilisation? Anther; Stamen Carpel; Ovary Fertilisation FALSE Endosperm; Cotyledon; Nucellus Insects Increases variation; Reduces chance of genetic problems Fusion of gametes; Formation of zygote Fuse with male gamete nucleus to form triploid endosperm nucleus Occurs on same plant or flower; Occurs between plants of same species Protection; Photosynthesis Seed; Zygote; Embryo; Food reserve Starch Stigma of the carpel No colours; No scent; No nectar; Small or no petals; Long stamens; Long feathery stigmas Wind; Insect; Artificial Transfer of pollen from anther to stigma Stigma; Style; Ovary; Micropyle TRUE Becomes the fruit Pollen Becomes the seed Radicle Embryo sac; Ovule; Ovary

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Q. Give one location in a seed in which food is stored. Anther; Stamen Carpel; Ovary Fertilisation FALSE Endosperm; Cotyledon; Nucellus Insects Increases variation; Reduces chance of genetic problems Fusion of gametes; Formation of zygote Fuse with male gamete nucleus to form triploid endosperm nucleus Occurs on same plant or flower; Occurs between plants of same species Protection; Photosynthesis Seed; Zygote; Embryo; Food reserve Starch Stigma of the carpel No colours; No scent; No nectar; Small or no petals; Long stamens; Long feathery stigmas Wind; Insect; Artificial Transfer of pollen from anther to stigma Stigma; Style; Ovary; Micropyle TRUE Becomes the fruit Pollen Becomes the seed Radicle Embryo sac; Ovule; Ovary

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Q. What is fertilisation? Anther; Stamen Carpel; Ovary Fertilisation FALSE Endosperm; Cotyledon; Nucellus Insects Increases variation; Reduces chance of genetic problems Fusion of gametes; Formation of zygote Fuse with male gamete nucleus to form triploid endosperm nucleus Occurs on same plant or flower; Occurs between plants of same species Protection; Photosynthesis Seed; Zygote; Embryo; Food reserve Starch Stigma of the carpel No colours; No scent; No nectar; Small or no petals; Long stamens; Long feathery stigmas Wind; Insect; Artificial Transfer of pollen from anther to stigma Stigma; Style; Ovary; Micropyle TRUE Becomes the fruit Pollen Becomes the seed Radicle Embryo sac; Ovule; Ovary

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Q. Name a carbohydrate that you would expect to be present in the food store of a seed. Anther; Stamen Carpel; Ovary Fertilisation FALSE Endosperm; Cotyledon; Nucellus Insects Increases variation; Reduces chance of genetic problems Fusion of gametes; Formation of zygote Fuse with male gamete nucleus to form triploid endosperm nucleus Occurs on same plant or flower; Occurs between plants of same species Protection; Photosynthesis Seed; Zygote; Embryo; Food reserve Starch Stigma of the carpel No colours; No scent; No nectar; Small or no petals; Long stamens; Long feathery stigmas Wind; Insect; Artificial Transfer of pollen from anther to stigma Stigma; Style; Ovary; Micropyle TRUE Becomes the fruit Pollen Becomes the seed Radicle Embryo sac; Ovule; Ovary

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Q. Give two ways in which pollen may be transported to another flower. Anther; Stamen Carpel; Ovary Fertilisation FALSE Endosperm; Cotyledon; Nucellus Insects Increases variation; Reduces chance of genetic problems Fusion of gametes; Formation of zygote Fuse with male gamete nucleus to form triploid endosperm nucleus Occurs on same plant or flower; Occurs between plants of same species Protection; Photosynthesis Seed; Zygote; Embryo; Food reserve Starch Stigma of the carpel No colours; No scent; No nectar; Small or no petals; Long stamens; Long feathery stigmas Wind; Insect; Artificial Transfer of pollen from anther to stigma Stigma; Style; Ovary; Micropyle TRUE Becomes the fruit Pollen Becomes the seed Radicle Embryo sac; Ovule; Ovary

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Q. What forms in the ovary of a flower after pollination and fertilization? Anther; Stamen Carpel; Ovary Fertilisation FALSE Endosperm; Cotyledon; Nucellus Insects Increases variation; Reduces chance of genetic problems Fusion of gametes; Formation of zygote Fuse with male gamete nucleus to form triploid endosperm nucleus Occurs on same plant or flower; Occurs between plants of same species Protection; Photosynthesis Seed; Zygote; Embryo; Food reserve Starch Stigma of the carpel No colours; No scent; No nectar; Small or no petals; Long stamens; Long feathery stigmas Wind; Insect; Artificial Transfer of pollen from anther to stigma Stigma; Style; Ovary; Micropyle TRUE Becomes the fruit Pollen Becomes the seed Radicle Embryo sac; Ovule; Ovary

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Q. What process follows pollination in the life cycle of a flowering plant? Anther; Stamen Carpel; Ovary Fertilisation FALSE Endosperm; Cotyledon; Nucellus Insects Increases variation; Reduces chance of genetic problems Fusion of gametes; Formation of zygote Fuse with male gamete nucleus to form triploid endosperm nucleus Occurs on same plant or flower; Occurs between plants of same species Protection; Photosynthesis Seed; Zygote; Embryo; Food reserve Starch Stigma of the carpel No colours; No scent; No nectar; Small or no petals; Long stamens; Long feathery stigmas Wind; Insect; Artificial Transfer of pollen from anther to stigma Stigma; Style; Ovary; Micropyle TRUE Becomes the fruit Pollen Becomes the seed Radicle Embryo sac; Ovule; Ovary

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Q. Name the part of the flower where fertilisation occurs. Anther; Stamen Carpel; Ovary Fertilisation FALSE Endosperm; Cotyledon; Nucellus Insects Increases variation; Reduces chance of genetic problems Fusion of gametes; Formation of zygote Fuse with male gamete nucleus to form triploid endosperm nucleus Occurs on same plant or flower; Occurs between plants of same species Protection; Photosynthesis Seed; Zygote; Embryo; Food reserve Starch Stigma of the carpel No colours; No scent; No nectar; Small or no petals; Long stamens; Long feathery stigmas Wind; Insect; Artificial Transfer of pollen from anther to stigma Stigma; Style; Ovary; Micropyle TRUE Becomes the fruit Pollen Becomes the seed Radicle Embryo sac; Ovule; Ovary

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Q. Suggest a substance that flowers produce that may cause hay fever in some people. Anther; Stamen Carpel; Ovary Fertilisation FALSE Endosperm; Cotyledon; Nucellus Insects Increases variation; Reduces chance of genetic problems Fusion of gametes; Formation of zygote Fuse with male gamete nucleus to form triploid endosperm nucleus Occurs on same plant or flower; Occurs between plants of same species Protection; Photosynthesis Seed; Zygote; Embryo; Food reserve Starch Stigma of the carpel No colours; No scent; No nectar; Small or no petals; Long stamens; Long feathery stigmas Wind; Insect; Artificial Transfer of pollen from anther to stigma Stigma; Style; Ovary; Micropyle TRUE Becomes the fruit Pollen Becomes the seed Radicle Embryo sac; Ovule; Ovary

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Q. What is the function of the sepals? Anther; Stamen Carpel; Ovary Fertilisation FALSE Endosperm; Cotyledon; Nucellus Insects Increases variation; Reduces chance of genetic problems Fusion of gametes; Formation of zygote Fuse with male gamete nucleus to form triploid endosperm nucleus Occurs on same plant or flower; Occurs between plants of same species Protection; Photosynthesis Seed; Zygote; Embryo; Food reserve Starch Stigma of the carpel No colours; No scent; No nectar; Small or no petals; Long stamens; Long feathery stigmas Wind; Insect; Artificial Transfer of pollen from anther to stigma Stigma; Style; Ovary; Micropyle TRUE Becomes the fruit Pollen Becomes the seed Radicle Embryo sac; Ovule; Ovary

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Q. In which part of the flower is pollen produced? Anther; Stamen Carpel; Ovary Fertilisation FALSE Endosperm; Cotyledon; Nucellus Insects Increases variation; Reduces chance of genetic problems Fusion of gametes; Formation of zygote Fuse with male gamete nucleus to form triploid endosperm nucleus Occurs on same plant or flower; Occurs between plants of same species Protection; Photosynthesis Seed; Zygote; Embryo; Food reserve Starch Stigma of the carpel No colours; No scent; No nectar; Small or no petals; Long stamens; Long feathery stigmas Wind; Insect; Artificial Transfer of pollen from anther to stigma Stigma; Style; Ovary; Micropyle TRUE Becomes the fruit Pollen Becomes the seed Radicle Embryo sac; Ovule; Ovary

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