Source of food

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mingyang
WOW Yangy
Mind Map by WOW Yangy, updated more than 1 year ago
WOW Yangy
Created by WOW Yangy about 8 years ago
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Resource summary

Source of food
  1. plants
    1. carry out photosynthesis to make food
      1. Raw materials: Carbon Dioxide And Water
        1. End products: Sugar (excess converted to starch)
      2. Soil Condition
        1. pH
          1. Indicates acidic or alkaline
            1. Acidic taste sour
              1. Alkaline taste bitter
              2. Tests
                1. There are 3 types way to test soil condition
                  1. Data Logger
                    1. Universal Indicator
                      1. Litmus paper
                2. CROPS
                  1. crops can by protected
                    1. Biological control
                      1. natural predators
                      2. chemical control
                        1. getting rid of pest by using either
                          1. herbicides
                            1. pesticides
                              1. pesticides causes air pollution and water pollution
                        2. crops requires SUNLIGHT, WATER and AIR to make food
                          1. plant hormones are also used in
                            1. ripening of fruits
                              1. weed killers
                                1. plant hormones are chemicals that regulate plant growth
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