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Study the Parts of a Seed with a WebQuest

written by: Dawn Marcotte • edited by: Patricia Gable • updated: 1/17/2012

This WebQuest will introduce students to the anatomy of a seed, and teach them how seeds are created and spread. Bonus questions will allow advanced students to learn about hybrid seeds.

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    This parts of a seed WebQuest will introduce students to the basic structure of seeds, teach them what each part does and also teach them about how seeds are part of the larger life cycle. Encourage students to use sites that end with .edu as these will be more accurate. Younger students may want to include the keyword kid in their search to ensure they find sites they will be able to understand. If they are still having trouble, direct them to http://theseedsite.co.uk/ as all information in this WebQuest is found on that site.

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    Parts of the Seed

    Answer these questions to learn the vocabulary of seeds. Each word indicates a specific part of a seed that has a purpose.

    1. What is a Testa? What does it do?
    2. What is a Hilum? What does it do?
    3. What is a cotyledon? What does it do?
    4. What is a Plumule? What does it do?
    5. What is a Radicle? What does it do?
    6. What is germination?
    7. Name three edible seeds.
    8. Draw a simple diagram of a seed with all of the previously mentioned words labeled.
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    Seed Formation

    Understanding how seeds are formed will help students understand more about the life cycle of plants. Flowers and seed formation are the last part of the cycle.

    1. From what part of a plant do seeds develop?
    2. What is fertilization?
    3. What is pollen?
    4. What is the purpose of seeds?
    5. What colors are mature seeds?
    6. Name three types of seedpods that can be eaten.
    7. Describe the life cycle of a plant, starting with seed germination.
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    Spreading Seeds

    Learning how seeds are spread will help students understand the environment around them and how they are able to make an immediate impact on what grows around them. If students are having trouble finding photos of seeds have them search by the name of the plant.

    1. Name three ways seeds are spread.
    2. Find photos of sycamore tree seeds and dandelion seeds. How are they spread? How are they similar? How are they different?
    3. Find photos of apples and coconuts. How are they spread? How are they the same? How are they different from each other?
    4. Find photos of raspberry and blueberry bushes. How are these seeds spread? How are they different from the other types of seeds?
    5. Find photos of sea holly and lesser burdock. How are these seeds spread?
    6. Find photos of gorse and broom bushes. How do they spread their seeds?
    7. What happens if a seed grows right next to the parent plant?
    8. How can people help seeds spread? How can people prevent seeds from spreading?
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    Bonus Questions

    1. What is a hybrid plant?
    2. Does a hybrid seed look different than a ‘pure’ seed?
    3. What are some benefits that can be provided by creating hybrid plants?
    4. What is heterosis?
    5. What is the difference between a tulip bulb and a tulip seed?
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    If your students successfully complete this parts of a seed WebQuest, they will be experts in this topic. Make sure to "root" for them!

References

Plants

These articles outline the parts of a flower and how seeds are made. The second article expands on the parts of a seed and how they are spread.
  1. The Parts of a Flower: Lesson Plan
  2. Study the Parts of a Seed with a WebQuest