SOURCES OF FOODS

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Hanny Puteri and Germaine
Hanny Puteriii
Mapa Mental por Hanny Puteriii, atualizado more than 1 year ago
Hanny Puteriii
Criado por Hanny Puteriii quase 8 anos atrás
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SOURCES OF FOODS
  1. Slash-and-burn
    1. A method to clear land
      1. cause haze and air pollution
        1. Eye irritation and breathing problem
          1. Forest Fires
            1. Loss of natural habitats
          2. soil condition
            1. fertilisers
              1. contamination of water source
                1. Negative impact on aquatic life
                  1. Algae bloom- covers water surface, plant and animals in the water dies
                  2. PH Test
                    1. Litmus paper
                      1. Data Logger
                        1. universal indicator
                          1. PH Meter
                        2. protection of crops
                          1. pesticides
                            1. Herbicides
                              1. biological controls
                                1. Environmentally-friendly
                                  1. Introduce natural predators
                              2. Plants
                                1. Carry out photosynthesis to make food
                                  1. Raw materials
                                    1. carbon dioxide and water
                                    2. End products
                                      1. sugar
                                      2. Conditions
                                        1. Sunlight and cholophyll

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