Ch' 29 What is a Plant

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Ch. 29 What is a Plant?

• Pg. 559
• Why do you I need plants?
• Food, medicines, oxygen, clothing, ect.
• Cultivating or growing plants began in the middle
  East approximately 11,000 years ago
• Wheat Barley were the 1st crops
• Why would people rather cultivate crops than let
  them grow wild?
• Better production, disease resistant, drought
  tolerant.

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4 main groups of food plants

• 1. Cereals wheat, corn , rice, oats, ect.
• 2. Legumes produce seeds that are covered in
  pods.
• Peas, soybeans, locust tree
• 3. Root Crops store nutrients in the roots.
• Carrots, potatoes, radishes
• 4. Fruits mature ovaries that surround the
  seeds of the plant
• Berries ? tomatoes, blueberries, cranberries
• Pome ? apple pear
• Nuts ? walnut, pecan, almonds, coconut
• Table 29-1 (pg. 562)

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• Is it possible to go 1 day without using a plant
  product?
• What are some medicines that come from plants?
• Aspirin Salicylic acid
• Most of our clothes comes from plants.
• Cotton, linens (flax plant)
• What are some other important uses?
• Paper, oils, sugars, waxes, rubber
• Other nonfood uses of plants?
• Dyes, fuels, building, etc.
• Table 29-3

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Taxonomy of Organisms

• 7 Levels of Classification
• 1. Kingdom
• 2. Phylum
• 3. Class
• 4. Order
• 5. Family
• 6. Genus
• 7. Specific Epithet (species)
• Genus and Specific Epithet are underlined
• Specific Epithet is lower case

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Plant The Environment

• Plant Ecology interaction between plants
• and the environment.
• Examples amount of light needed, amount of
  fertilizer needed, soil contents, etc.
• Name some strategies plants use for attracting
  insects.
• Smell, color, size, shape, etc.
• Plants also rely on bacteria and fungi for
  growing strategies.

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• Most plants use mycorrhizoids (lumps in the
  roots) due to a fungus, which provides more
  absorption.
• Most plants rely on bacteria in the soil to
  consume nitrogen in the air and make it useful
  for the plants as a fertilizer.
• Plants are very creative when it comes to
  survival.
• Seed dispersal, pollen dispersal, leaf
  arrangement to capture light, some are poisonous,
  some are harmful (tobacco, cocaine, opium),

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