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World of plants

World of plants

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World of plants

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  1. World of plants SQA

  2. Sub topic (a) Plant variety • A wide variety of plants provides different types of f____ , h_______ and m_______ • If variety is reduced animals may become e______ and we would lose sources of m________ • Three uses of plants are: r__ m_______, f___ and m_______ • Two potential uses of plants are for n__ s______ of m________ and f____ ood abitats edicine xtinct edicine aw aterials ood edicine ew ources edicine ood

  3. ursery 2 - 4 • In timber production tree seedlings are raised in a n________ and planted out when they are _____ years old. Helicopters are used to spray f_________ to ensure a supply of n_______and w________ to prevent competition with other plant species. After ___ years poorer trees are t_______ out. The forest is f______ (cut down) after ___ years and the wood used for c__________ or making p_____. ertiliser utrients eedkiller 15 hinned elled 50 onstruction aper

  4. medicine Raw materials food Poppy /Foxglove medicine Wheat / potato food Pine tree Raw materials

  5. Animals could become extinct due to a lack of food / habitats new food sources new sources of medicines

  6. Pine trees Seedlings raised in a nursery Planted out 2- 4 years Thinned out after 15 years Forest felled after 50 years

  7. timber Sprayed with weedkiller (herbicide) / insecticide/ fungicide Sprayed with fertiliser

  8. loss of food / habitats textiles, string, rope perfume, scent, dye Food, medicine food