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Lesson 5 features of the plant kingdom (1)

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Lesson 5 features of the plant kingdom (1)

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Lesson 5 features of the plant kingdom (1)

  1. 1. Features of the Plant Kingdom
  2. 2. You should be able to: • List the different phyla of the plant kingdom. • List the main visible features of monocotyledonous and dicotyledonous flowering plants.
  3. 3. The Plant Kingdom What you know already: • Cell walls are made of cellulose. • Some parts of plants are green.
  4. 4. Why are plants green? • They have chloroplasts. • Chloroplasts contain a green pigment calles chlorophyll. • Chlorophyll absorbs energy from sunlight. • The plant uses this energy to make Glucose. • This process is called photosynthesis.
  5. 5. Phyla of the plant kingdom There are 4 main phyla in the plant kingdom: • Mosses: – simple leaves and stem. – They shed spores.
  6. 6. Phyla of the plant kingdom • Conifers: – Cone-bearing trees and shrubs. – Seeds but no fruits. – Leaves are like needles.
  7. 7. Phyla of the plant kingdom • Ferns: – Plants with roots, stems and leaves. – They have leaves called fronds. – They don’t produce flowers. – They reproduce by spores.
  8. 8. Phyla of the plant kingdom Flowering plants: • Plants with roots, stems and leaves. • Reproduce sexually by means of flowers and seeds. • Seeds are produced in the ovary, in the flower.
  9. 9. Flowering plants are classified into two groups: Monocotyledonous plants • 1 cotyledon • strap like leaves • parallel veins • flower parts divisible by 3 • example: kaffir lily
  10. 10. Flowering plants are classified into two groups: Dicotyledonous plants • 2 cotyledons • broad leaves • branching veins • flower parts divisible by 4 or 5
  11. 11. Monocotyledons and Dicotyledons
  12. 12. Comparing monocotyledons and dicotyledons: Feature monocotyledon dicotyledon Number of cotyledons 1 2 Leaf shape strap like broad Vein pattern parallel branching Flower parts divisible by: 3 4 or 5 Example Kaffir lily Hibiscus
  13. 13. Which plant is a monocotyledon and which is a dicotyledon? dicotyledon monocotyledon

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