3rd grade-Ch. 1 Lesson 1 What are the main parts of a plan

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3rd grade-Ch. 1 Lesson 1 What are the main parts of a plan

  1. 1. Ch. 1 Lesson 1 What are the main parts of a plant?
  2. 2. The two plants are alike because ___________. The two plants are different because ________. Activity- pg. 4 How are plants alike and different?
  3. 3. need:
  4. 4. Living things need: <ul><li>food </li></ul>
  5. 5. Living things need:
  6. 6. water Living things need:
  7. 7. Living things need: space to live & grow
  8. 8. Plants use energy from the Sun to make their own food.
  9. 9. 4 main parts of most plants flower stem leaves roots
  10. 10. stem roots flower leaves
  11. 11. stem roots flower leaves
  12. 12. Leaves come in many shapes & sizes.
  13. 13. A plant’s leaves make up its leaf system . <ul><ul><li>system = parts that work together </li></ul></ul>
  14. 14. Why plants need leaves 1. Make sugar (food) & oxygen by using carbon dioxide, water & sunlight
  15. 15. Water enters the leaf from the roots and stem. Leaves make sugar for food that passes through the stems  rest of the plant. Carbon dioxide enters the leaf & oxygen escapes through tiny holes under the leaf. Plants use energy from the sun to change carbon dioxide & water to make sugar & oxygen.
  16. 16. Why plants need leaves 2. Balance water intake
  17. 18. Why plants need leaves 3. Protect plant from being eaten
  18. 20. Some leaves protect a plant from being eaten.
  19. 21. Leaves might be poisonous, sharp or tough to chew.
  20. 22. poison ivy
  21. 25. All living things need:
  22. 26. All living things need: <ul><ul><li>Food </li></ul></ul><ul><ul><li>Air </li></ul></ul><ul><ul><li>Water </li></ul></ul><ul><ul><li>Space to live & grow </li></ul></ul>
  23. 27. 4 main parts of most plants
  24. 28. 4 main parts of most plants flower leaves roots stem
  25. 29. Where do plants get the energy they need to make their own food?
  26. 30. Where do plants get the energy they need to make their own food? from the Sun
  27. 31. A plant’s leaves make up its leaf ______.
  28. 32. A plant’s leaves make up its leaf ______. <ul><ul><li>system = parts that work together </li></ul></ul>system
  29. 33. True or False. Leaves come in many shapes & sizes.
  30. 34. True or False. Leaves come in many shapes & sizes. True
  31. 35. _________ and _________ are made in the leaves of a plant.
  32. 36. _________ and _________ are made in the leaves of a plant. Sugar oxygen
  33. 37. Why do plants need leaves?
  34. 38. Why do plants need leaves? 1. Make sugar (food) & oxygen by using carbon dioxide, water & sunlight 2. Balance water intake 3. Protect plant from being eaten
  35. 39. How are plants and animals similar?
  36. 40. How are plants and animals similar? <ul><ul><li>Both need food, air, water and space to live and grow. </li></ul></ul>
  37. 41. What can plants do that animals cannot?
  38. 42. What can plants do that animals cannot? <ul><ul><li>Plants can make their own food. Animals cannot make their own food. </li></ul></ul>
  39. 43. How is the structure of an oak tree the same as a tomato plant?
  40. 44. How is the structure of an oak tree the same as a tomato plant? <ul><ul><li>Both are plants, and have leaves, roots, stems and flowers. </li></ul></ul>
  41. 45. What is the purpose of the tiny holes in a leaf?
  42. 46. What is the purpose of the tiny holes in a leaf? <ul><ul><li>The tiny holes allow oxygen to pass out of the leaf and carbon dioxide to enter the leaf. </li></ul></ul>

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