Biology 22 5[1]

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Biology 22 5[1]

  1. 1. 22-5 Angiosperms—Flowering Plants<br />Chapter 22 Plant Diversity<br />
  2. 2. Fruit<br />Wall of tissue surrounding an angiosperm seed<br />
  3. 3. Cotyledon<br />First leaf or first pair of leaves produced by the embryo of a seed plant<br />
  4. 4. Monocot<br />Angiosperm whose seeds have one cotyledon<br />
  5. 5. Dicot<br />Angiosperm whose seeds have two cotyledons<br />
  6. 6. Annual<br />Flowering plant that completes a life cycle within one growing season<br />
  7. 7. Biennial<br />Flowering plant that completes its life cycle in two years<br />
  8. 8. Perennial<br />Flowering plant that lives for more than two years<br />
  9. 9. Key Concept<br />Angiosperms develop unique reproductive organs known as flowers.<br />
  10. 10. Key Concept<br />Flowers contain ovaries, which surround and protect the seeds.<br />
  11. 11. Key Concept<br />Monocots and dicots are named for the number of seed leaves, or cotyledons, in the plant embryo. Monocots have one seed leaf, and dicots have two.<br />

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