photosynthesis - the process by which green plants use sunlight to make food, chloroplast - site of photosynthesis in plant cells, chlorophyll - A green pigment found in the chloroplasts that allows plants to absorb light energy, oxygen - Gas made by plants during photosynthesis, carbon dioxide - Gas required by plants for photosynthesis, glucose - sugar made by plants during photosynthesis, starch - torage form of glucose in plants, iodine - solution that turns from brown to blue/black in the presence of starch, food security - ability for all people to have access to a sufficient amount of nutritious, affordable food, fertiliser - contains nutrients needed to help plants grow, pesticide - kills insects and pests that damage crops, Nitrogen - Helps plants with rapid Leaf growth, Phosphorus - Needed for healthy root growth, potassium - Helps growth of flowers/fruit, organic - type of farming which uses natural methods to help crops grow, biological control - use of a natural predator to kill pests ( alternative to chemicals), GM Crop - altering genes to help crops grow (alternative to chemicals),

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