World of plants

SQA

Sub topic (a) Plant variety1. A wide variety of plants provides different

types of f____ , h_______ and m_______2. If variety is reduced animals may become

e______ and we would lose sources of m________

3. Three uses of plants are: r__ m_______, f___ and m_______

4. Two potential uses of plants are for n__ s______ of m________ and f____

ood abitats edicine

xtinctedicine

aw aterialsood edicine

ewources edicine ood

5. 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_____.

ursery2 - 4

ertiliserutrients eedkiller

15hinned elled

50onstruction

aper

Raw materials food medicine

Poppy /Foxglove medicine

Wheat / potato foodPine tree Raw materials

Animals could become extinct due to a lack of food / habitats

new food sourcesnew sources of medicines

Pine trees

Seedlings raised in a nurseryPlanted out 2- 4 years

Thinned out after 15 yearsForest felled after 50 years

timber

Sprayed with weedkiller (herbicide) / insecticide/ fungicide

Sprayed with fertiliser

loss of food / habitats

perfume, scent, dye textiles, string, rope

Food, medicinefood