Build A Plant Lab Power Point For Pre-Lab

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Build A Plant Lab Power Point For Pre-Lab

• What is the function of a root, stem and leaf in
  a plant?
• How are roots, stems and leaves adapted for the
  plants environment?

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Roots Function

• A. Anchor plant in soil
• B. Absorb water and minerals
• C. Store sugars or water
• Examples of storage roots include
• Carrots, turnips and sweet potatoes.

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Roots Types of Roots

• Taproot the primary root becomes the largest
  root.
• What is the advantage of having a tap root?
• Fibrous Root the primary root develops into
  numerous small roots and branches out.
• What is the advantage of having a fibrous root?

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Roots Types of Roots Continued

• Adventitious Roots - specialized roots that grow
  from stems and leaves.
• What is the advantage of having adventitious
  roots?
• Ex prop roots of corn

5
Stem Function

• A. Transportation transport water and
  nutrients.
• Xylem - transports water and nutrients from roots
  to leaves (upwards)
• Phloem - conducts sugars from photosynthesis from
  leaves down through the plant
• B. Storage store water and nutrients
• C. Support leaves

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Stems Xylem Phloem
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Leaves Function

• Photosynthesis -
• leaves use light energy, carbon dioxide
  and water to make carbohydrates.
• B. Gas Water Exchange -
• plants have stomata that open or close for
  gas and water exchange with the environment.

Stomata
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Leaves Adaptations
Simple Leaf
Thick Cuticle
Compound Leaf
Pine Needles
Thin Cuticle
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Diversity of Plants
How will you design your Plant? What role
does the environment have on plant adaptations?
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1. Treatment for heart attack and stroke
2. Soothes an uneasy stomach
3. Treats acne, psoriasis and can be used as a
   diuretic. Also tasty in salads!
4. Provides salicylic acid used to make aspirin
5. Lowers cholesterol, reduces blood clots, improves
   the immune system and may prevent cancer
6. Used by Native Americans to fight asthma and
   hepatitis
7. Soothes blisters and sunburn
8. Used to treat urinary tract infections, diarrhea
   and arthritis, and can be used as sun block.
9. Great for motion sickness
10. Treats cough and chest congestion

1. Ginger
2. Willow bark
3. Peppermint
4. Aspen bark
5. Cayenne pepper
6. Cedar tree
7. Aloe
8. Dandelion
9. Oregano
10. Garlic